请教一题

windhcz

11. When a person is under intense psychological stress,

his or her cardiovascular response is the same as it is

during vigorous physical exercise. Psychological

stress, then, must be beneficial for the heart as is

vigorous physical exercise.

The argument above relies on which of the following

assumptions?

(A) Exercise is an effective means of relieving

psychological stress.

(B) The body's short-term cardiovascular response

to any activity indicates that activity's long-

term effect on the body.

(C) Cardiovascular response during an activity is an

adequate measure of how beneficial the activ-

ity is for the heart.

(D) Psychological stress can have a positive effect

on the body.

(E) Vigorous exercise is the most reliable method of

maintaining a healthy heart.

我选e,答案是c,不明白阿