The graph shows the height h(t)of a model rocket t seconds after it is launched from the ground at 48 feet per second. Where is the height of the rocket increasing? Where is it decreasing?
Answers ↓

(A)The height of the rocket is always increasing.

(B) The height of the rocket is always decreasing.

(C) The height of the rocket is increasing when 0 < t < 3 and decreasing when 0 < t < 3.

(D) The height of the rocket is increasing when 3 < t < 6 and decreasing when 0 < t < 3.
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