Which of These Is NOT a Test of General Relativity

Multiple Choice

Which of these is NOT a test of general relativity but rather a test of special relativity?

A) The length of a moving object decreases when observed by a stationary observer.
B) The wavelength of light increases as it leaves a region of gravitational field.
C) Light travels in a curved path in a gravitational field.
D) The perihelion position of Mercury's orbit precesses more quickly than is predicted by Newtonian theory.