Answer:
It would be relation B and f (x)
Step-by-step explanation:
for it to be a function X (-8) can only have one outcome, however that isn't the case with A.
and I believe if I'm remembering correctly, one-to-one correspondence is each element of one set is only paired with one element of the other set which isn't true for B, so it should be f (x), though you may want to look it up for yourself to make sure.
