Can someone please help me hear i can't get it right

Which of the following sentences needs the personal a in the bank?

Ithink this is wrong. someone check this . i retook this and it said i was wrong i think. also this is not an exam since is deleting “dishonest” pictures. it’s homework. but i still want a correct answer pls.

Select the correct answer which store would you visit to buy bananas? a. el quiosco b. la farmacia c. la frutería d. el supermercado