Had Depressed and Nondepressed Students Observe Whether Pressing a Button

had depressed and nondepressed students observe whether pressing a button was linked with a light blinking and found that depressed students

A) were too self-focused to complete the task.
B) were quite accurate at assessing their control.
C) exaggerated the extent of their control of the light.
D) underestimated the extent of their control of the light.