The answer is B I hope this help
I think that the italicized word is "trained" as it's a participle and there is no other participle or gerund! A participle is a verb form that can be used to modify a noun.
Answer:
Persuasive
Explanation:
Another word for Argumentative writing is <em>Persuasive</em><em> </em><em>Writing</em><em> </em>
<em>PLEASE DO</em><em> </em><em>MARK ME</em><em> </em><em>AS BRAINLIEST</em><em> </em><em>IF</em><em> </em><em>MY ANSWER</em><em> </em><em>IS HELPFUL</em><em> </em><em>;</em><em>)</em><em> </em>