If you throw a rock downward from Mount Everest with negligible air resistance then immediately after the rock

Question

If you throw a rock downward from Mount Everest with negligible air resistance, then immediately after the rock

leaves your hand the rock accelerates at

a. less than 9.8 m/s2

b. 9.8 m/s2

c. more than 9.8 m/s2

d. depends on the speed of the rock

Science