Choose the underlined part that needs correction in each of the following sentences

IV. Choose the underlined part that needs correction in each of the following sentences by circling A, B or C and correct it.
 

1. The train will leave at 9 a.m. every day to Toronto.

      A               B                                 C

2. Everest is highest mountain in the whole world.

                        A                          B        C

3. Between Jackson and David, Jackson is the tallest.

            A                                                      B            C

4. He is one of the best teacher in our school.

         A           B         C

5. What a beauty girl!

     A           B          C