The term that would best fit as the opposition of an argument would be a "counterclaim." By definition, a counterclaim is a term used to describe a claim wherein it serves as a "rebut" from the person that is the subject of the accusation. It is of course defined in the constitution, that the accused has the right to defend himself/herself thus making a counterclaim.
What the heII even is this question??? XD
Answer: The answer is D
Explanation: If it ends in "ing" its a verb
Answer: Krill
A primary consumer is an herbivore