Which One of the Following Is a Consequence of the Postulates

Which one of the following is a consequence of the postulates of special relativity?

A) There is no such thing as an inertial reference frame.
B) Newton's laws of motion apply in every reference frame.
C) Coulomb's law of electrostatics applies in any reference frame.
D) The question of whether an object is at rest in the universe is meaningless.
E) The value of every physical quantity depends on the reference frame in which it is measured.