WILL GET SENT TO BOARDING SCHOOL IF I FAIL

Answer:
The second one.
Step-by-step explanation:
The reason for this is because this is the only option that has different x-values and not a single one repeats.
Answer:
B.
Step-by-step explanation:
I got you boo. And if you fail, I'll see you there lol.
Oh and math-way is the way to go all you have to do is put in each point, (-4,12), (6,10), (-1,18), (11,12) and determine if it's a function. It does take a lot of time, but it's worth it.