How can pollsters purposefully skew their results in favor of a specific political opinion?

A.
by asking leading questions

B.
by using too small of a sample

C.
by taking too long with the opinion poll

D.
by failing to pay the responders

I don't think it's C or D. Toss up between A and B... leaning towards B, but I'm not sure

2 answers

I vote for A.
yes, A is correct