When People Estimate Their Confidence While Providing Eyewitness Testimony

When people estimate their confidence while providing eyewitness testimony,

A) they are typically more correct than they estimate themselves to be.
B) they are almost as confident about their incorrect memories as they are about their correct memories.
C) their confidence about their eyewitness testimony is strongly correlated with the accuracy of the testimony.
D) their confidence is reduced because of the constructivist effect.