_____ refers to former inmates who end up back in prison because they keep committing crimes

__________ are organizations created primarily to influence the nomination, election, or appointment of political candidates. There are no limits on the size of contributions made to these groups

Fill in the blank with the correct words.

Which of the following will affect a poll's accuracy?

A. question wording B. lack of knowledge on the part of the respondent C. surprise events D. all of the above