Question

Which is correct?

a
Electrons in a p sublevel can shield the s electrons that are in the same
principal energy level.
b
Electrons in an s sublevel can shield the p electrons that are in the same
principal energy level.
с
Both a and b are true.
d
Neither a nor b are true.

Answer 1

B!!! Read this article I found online :)) hope this helps <3

Answer 2

I believe that the answer is b aswell