How Likely Are We to We Make Errors in Impression

How likely are we to we make errors in impression formation?

A) People frequently make errors judging others and are rarely accurate in impression formation.
B) People frequently exhibit bias in their perceptions of others.However,their biases do not necessarily result in inaccurate impression formation.
C) People frequently exhibit bias in their perceptions of others.Such bias results in inaccurate impression formation.
D) People infrequently exhibit bias and,as a result,rarely make errors in impression formation.