HELP whoever gets all right gets brainiest! Pls give answer by 10 pm western us time. 40 points too!

yes because there is exactly one y value for every x value

for function there can't be more than one value for every x value

a. is correct

wth is with the little mtn top and what are you talking about like fix your words and accually make sence with them and i like was in a completly different question like three times like it seems like your ilitteret