Which of the Following Explains That at Very Low Levels

Multiple Choice

Which of the following explains that at very low levels of arousal we are not sufficiently energized to perform well with performance improving as our arousal level increases but decreasing as we become too aroused, emotional, frenzied, or disorganized?

A) the normal curve function
B) the hierarchy of needs
C) the sensation seeking trait
D) the inverted-U function