Select the correct answer.
Which is the best example of a strong research question?

A.
Do you care about vehicle gas emissions in the air?
B.
How do you reduce air pollution?
C.
What is the most significant effect of reducing vehicle gas emissions in the United States?
D.
Why is it important to be knowledgeable about air pollution?

Respuesta :

Answer: D
The question is a strong way to question or have in a essay, I’ve seen many of my teachers use a similar question like this so I hope it helps.

Answer:

C.   What is the most significant effect of reducing vehicle gas emissions in the United States?

Explanation:

The other questions are asking for opinions.