The use of commas in option D is appropriate as it separates distinct actions taken by the participants. Option A and C use a comma splice and run-on sentence, respectively. Option B uses semicolons unnecessarily.

Solved

Which Is Correct

Question 4

Multiple Choice

Which is correct?

A) The participants wrote brief responses to the survey, filled out a demographic questionnaire, and, received their extra credit documentation.
B) The participants wrote brief responses to the survey; filled out a demographic questionnaire; and received their extra credit documentation.
C) The participants wrote brief responses to the survey, filled out a demographic questionnaire and received their extra credit documentation.
D) The participants wrote brief responses to the survey, filled out a demographic questionnaire, and received their extra credit documentation.

Correct Answer: