[单选题]
As the velocity of ykqldcks(d7a mo.,5m9q ls4q9od u)(eourp 84ci gmuyw9. spaceship increases, you would observe
A. that your precision clock runs slower than normal.
B. that the length of your spaceship has decreased.
C. that your mass has increased.
D. all of the given answers
E. none of the given answers
