According to Special Relativity, Spacecraft That Would Travel Faster Than

According to special relativity, spacecraft that would travel faster than the speed of light are

A) impossible, because nothing can travel that fast.
B) possible, but not useful because they could not contain living beings.
C) impossible, because objects that travel that fast would get shorter and squeeze out space in which the astronauts could live.
D) possible, if we are clever enough with new technologies.
E) impossible, because they would require new energy sources that are not yet invented.