According to the Rewards-Costs Analysis of Helping Behavior

According to the rewards-costs analysis of helping behavior:

A) the characteristics of the person in distress play no role in influencing our arousal level
B) the degree of closeness between the person in need and the bystander plays no role in whether or not help will be given
C) emotional arousal is a significant factor in determining the reaction of the bystander
D) costs play a more important role than rewards
E) people with high empathy are unaffected by considerations of rewards and costs