what does it mean to refute an opposing argument?

a. to explain you claim in detail
b. to support the argument with facts and examples
c. to show that you are an expert on the topic you are writing about
d. to provide reasons why it is wrong

d. to provide reasons why it is wrong

Refuting an opposing argument means to present counterarguments or evidence that disproves or undermines the claims and reasoning of the opposing argument. It involves providing reasons, evidence, and logical arguments that demonstrate the flaws or weaknesses in the opposing argument and ultimately reject or discredit it.