either, whether, which, ...

[atabitaraf]

Given the question of ........... 'nature' or 'nurture' affects more on one's abilities, people typically believe that genetics is not of a trivial effect.

a. either
b. whether
c. which
d. what
e. blank

I think either a, b, or c could be put in here. And, I think d and e are incorrect. Am I right?

 

[Rover_KE]

No. There's only one correct answer. Try again.

What is the source of that exercise? It's badly phrased.

 

[atabitaraf]

No. There's only one correct answer.

What is the source of that exercise? It's badly phrased.

Given the question of either 'nature' or 'nurture' affects more on one's abilities, people typically believe that genetics is not of a trivial effect.

I made this sentence myself. I don't know how to modify it to remove ambiguity. It is the first sentence in a paragraph talking about the importance of genetics.

 

[jutfrank]

The only correct answer is b.