Discussion
Assertion: bringing two opposite charges together releases energy. Reason: the two charges attract one another.
Answer: A
Correct answer: both the assertion and the reason are true and the reason explains the assertion
Both are true and the reason gives the mechanism. Because the charges attract, the field does the work of bringing them together and energy is released to the surroundings. The potential energy of the pair is correspondingly negative, which is what it means for the pair to be bound.
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