In which of the following countries opinion polls are extensively used to know the public opinion on current issues?

A. U.S.S.R.

B. U.S.A.

C. India

D. All the above

Found an error? Read our corrections policy and submit a sourced correction below. You can also share a useful explanation in your own words.

Discuss the answer or suggest a sourced correction
Thank you for contributing.
Your comment was submitted and will appear after editorial review.

Your email is used only for moderation and is never displayed. Spam, copied material and fabricated endorsements are rejected.