Was Conducted to Examine the Impact of Various Types of Sleep

was conducted to examine the impact of various types of sleep deprivation on mood and performance.The results of this study revealed that:

A) partial sleep-deprived participants experienced a minor impact on mood and performance compared to total sleep-deprived participants.
B) though their moods generally suffered,sleep-deprived participants had cognitive and physical performances roughly equivalent to non-deprived participants.
C) both partial and total sleep-deprived participants experienced strong negative effects on mood and performance.
D) in contrast to mood and physical performance,cognitive performance on tasks was unaffected in sleep-deprived participants.