Al Is Moving by You at a Very High Speed

Multiple Choice

Al is moving by you at a very high speed (close to the speed of light) .You get out a clock and measure 10 seconds going by.If you also watch a clock in Al's ship,how much time will you see it record during your 10 seconds?

A) Al's clock will record less than 10 seconds.
B) Al's clock will record more than 10 seconds.
C) Al's clock will agree that 10 seconds go by.