A Nonresponse Error Occurs When Subjects

A nonresponse error occurs when subjects:

A) Make a factual error in their response to a questionnaire, telephone survey, in-person interview, or an Internet survey.
B) Are forced or required to respond to a survey and randomly input answers rather than giving truthful answers.
C) Do not respond and share a commonality among themselves that is different from subjects who do respond.
D) Actually respond, but the researcher makes a typographical error inputting the data OR fails to include data that was meant to be included within the data set.