Radio Telescopes Have Poorer Angular Resolution Than Optical Telescopes Because

Multiple Choice

Radio telescopes have poorer angular resolution than optical telescopes because:

A) the reflecting surfaces in radio telescopes have holes in them.
B) radio telescopes often use multiple telescopes to make observations.
C) radio is distorted more by Earth's atmosphere than visible light is.
D) the wavelength of radio waves is longer than that of visible light.
E) Radio telescopes actually have better resolution than optical telescopes.