How to form the future tense in french?

C'est ta montre? non, c'est celle de philippe. correct incorrect

Translate this to french asap: if i could get a gift card to a store in the mall, it would be a clothing store. if someone was getting presents for me, they would probably go to an art store, a clothing store, and a candy store. i think if you are buying a gift for a friend, you should spend about 20 dollars. i like to get my friends gifts that they will love and use often. no google translate plz

Choose the best translation of the following sentence. she went to bed. elle s’est couché. elle s’a couchée. elle s’a couché. elle s’est couchée.