26. When you jump from an elevated position you usually bend
your knees upon reaching the ground. By doing this, you make
the time of the impact about 10 times as great as for a stiff-legged
landing. In this way the average force your body experiences
is
(a) less than 1/10 as great.
(b) about 1/10 as great.
(c) about 10 times as great.
(d) more than 1/10 as great.