simple question just answer correctly to get brainleist and 10 pts! :)

Answer:
im pretty sure the answer is either a or c because. if i had to choose one though i'd probably go with C
Step-by-step explanation:
a function is a y for every x and im pretty sure both a and c display that, but a is going to all of numbers in the other bubble and there arent any other letters in the first one. hope this helps