Read the following passage and mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the questions from 36 to 42. One of the most interesting parts of the earth for many people was and continues to be the beautiful world of the sea. People were always attracted to the mysteries of the deep waters when they saw a little part of the under water world on television or in photographs. Due to this intense attraction caused by the mystery of the waters, more and ...

Read the following passage and mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the questions from 36 to 42.

One of the most interesting parts of the earth for many people was and continues to be the beautiful world of the sea. People were always attracted to the mysteries of the deep waters when they saw a little part of the under water world on television or in photographs. Due to this intense attraction caused by the mystery of the waters, more and more people choose to practice scuba diving, which became in time one of the most popular sports around the world. Scuba diving is a complex sport that requires some research before being understood at its real value. In order for someone to practice it, it is required for them to take some courses so accidents can be avoided.

Scuba diving is not only about diving and observing the amazing environment that exists under the waters. This sport can be transformed into a successful career by those who are truly passionate about it. At the moment, scuba diving has four main areas of interest: recreation purposes, commercial purposes, scientific research and military activity as well. The most frequent reason why people go for scuba diving is because they want to relax in a special way, by having contact with a less known world.

A great thing about this sport is that it can be practiced anytime around the year; however, you should choose the summer if you have problems with low temperatures. Once you take the lessons, you get the basic knowledge before diving, you should talk to a specialist and obtain quality equipment for this activity. For the beginning, you can only rent scuba diving equipment, but if you get attached to this sport, then you will have to purchase one of your own at some moment. Some of the most important parts of the scuba gear are the mask, the snorkel, the diving suit, the gloves, the boots and the diving regulator.

If you finally decided to try scuba diving and you already took some scuba courses then you must be thinking about what location to choose. This is one of the most difficult decisions to make as our world is filled with numerous destinations, equally beautiful and interesting. If this passion catches you then you will surely get to visit more and more amazing locations each year. There is no such thing as the most beautiful waters to scuba diving in as each part has something to offer and shelters special creatures that should be observed.

Question 38: What does the word "it" in paragraph 1 refer to?