What Does Research Suggest About People's Ability to Evaluate Themselves

What does research suggest about people's ability to evaluate themselves across a variety of domains and skills?

A) When people are evaluating themselves on physical abilities, they are generally more accurate than if they are evaluating themselves on abilities related to intelligence.
B) There are no discernible differences between those who give themselves high and those who give themselves low evaluations on a variety of abilities and skills.
C) If you give people sufficient incentive to make accurate evaluations, you can eliminate the better than average effect.
D) Those who give themselves the highest evaluations on a given ability or set of skills are often the worst performers.