In General, Effective Performance for Most People Is Shown by A(n)

Multiple Choice

In general, effective performance for most people is shown by a(n)

A) U-shaped curve, illustrating performance is best when arousal is either high or low.
B) inverted U, illustrating performance is best when arousal level is moderate.
C) slope, illustrating performance is better when arousal is high and worse when arousal is low.
D) horizontal line, illustrating performance is best when arousal is very low to zero.