Choose the one alternative that best completes the statement or answers the question. -A ball is thrown downward from the top of a building with an initial speed of 25 m/s.

Choose the one alternative that best completes the statement or answers the question.
-A ball is thrown downward from the top of a building with an initial speed of 25 m/s. It strikes the ground after 2.0 s. How high is the building, assuming negligible air resistance?
A) 30 m
B) 70 m
C) 20 m
D) 50 m

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