[单选题]
If you were to measure your pulse rate while in a spacelsn ec+m ds1dd8*j4f --n9prdship moving away fromwzbq9/gh67b x the Sun at a speed close to the speed xbw9g6 7h/qzbof light, you would find that it was
A. much faster than normal.
B. much slower than normal.
C. the same as it was here on Earth.
