Please help, I will give brainliest UwU
And thx

Step-by-step explanation:
1.
a) yes
b) no
c) yes
d) no (not completely sure on this one)
2. same; vary; variability; answers; predictions
Answer: I'm answering this so the other person can get a brainleist. :)
You need two answers to give brainlesit. UwU