Two objects of equal mass are launched simultaneously from the top of a tall building with the same speed. Object 1 is launched at an angle of 30 degrees above the horizontal, object 2 at an angle of 30 degrees below the horizontal. What best describes what happens as they fall to the ground?
a) Object 1 hits the ground first.
b) Object 2 hits the ground first.
c) Both objects hit the ground simultaneously.
d) The horizontal velocities of both objects cause them to hit the ground at the same time.