PLEASE HELP ASAP!!!

Study the scenario.

A ball with a weight of 0.5 N is submerged underwater and then released. There is a net force of 5 N upwards.

How much buoyant force is acting on the ball?
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A) 2.5 N upward
B) 4.5 N upward
C) 5.5 N upward
D) 5 N downward