A. upthrust only
B. upthrust and the ball’s weight
C. the ball’s weight and viscous force
D. upthrust, the ball’s weight and viscous force
Correct Answer: Option D
D. upthrust, the ball’s weight and viscous force
A. upthrust only
B. upthrust and the ball’s weight
C. the ball’s weight and viscous force
D. upthrust, the ball’s weight and viscous force
Correct Answer: Option D
D. upthrust, the ball’s weight and viscous force
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