Read the text and choose the correct answer (Đọc văn bản và chọn câu trả lời đúng)
Mystery shopping - a type of market research
Kara, 19, a university student, has an unusual part- time job. She works as a mystery shopper. What does she do? One day she buys a pair of glasses at (1), another day she has a meal in a restaurant. She looks like an average customer, but after the visit, she writes a report about the place and sends it to the company's office. This is how the shops or restaurants get information about their goods or services and whether (2) is not satisfied.
“It's the perfect job for me” explains Kara. “Going shopping has always been my hobby but I don't have (3) money to buy what I like. With this job, can have a free meal in an elegant restaurant or get some designer clothes. Mystery shopping also gives me (4) interesting to do at weekends and during my lunch hours.”
Market Force, the company which employs people like Kara, says: “Mystery shoppers (5) once a month. To make sure that our employees are honest and reliable, we sometimes send (6) shoppers to the same place.”
