Parametric equations for the position of an object are given. Find the object's velocity and speed at the given time. 
A) horizontal component of velocity: 0 vertical component of velocity: 9
Speed: 9
B) horizontal component of velocity: -7 vertical component of velocity: 0
Speed: 7
C) horizontal component of velocity: 7 vertical component of velocity: 0
Speed: -7
D) horizontal component of velocity: 
vertical component of velocity: 
Speed: 
Correct Answer:
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