Which of the following sentences uses apostrophe correctly?

A. She enjoyed the movie and told me it's scenery reminded her of her hometown.

B.You really ought to take up fly-fishing-- it's a very relaxing hobby.

C.This is a fine piece of furniture, and it's merits speak for themseleves.

D.She wants to study music in all of it's various genres.

Answer:B looks correct but is a bit tricky ,am I correct.

3 answers

The apostrophe is used when the two words are put together
it is ---> it's
When there is doubt, the possession use (for example: the farmer's cow)does not rate an apostrophe.
So I believe you are correct.
Here is an example from Wikipedia:

"That noise? It's just the dog eating its bone."
Apostrophes are used for contraction. You are correct!