Answer: d) double-check that she hasn't used any general or vogue information from the sources.
i'm pretty sure it's "had argued"
a participle is a verb used as an adjective
<span>We form the will-future with the auxiliary will and the infinitive of the verb. We use the the same form of the verb every time regardless the subject. In British English we sometimes use shall instead of will for the first persons (I/we). hope this works.</span>
This cartoon dipicted the Sherman-Act of 1890, so the correct answer for his question is B.