The answer is B: Less than a decade ago, the HSUS...an affiliate [Human Society International].
Brackets are used to give the writers (when they need to add information) an opportunity to add an explanation, or emphasis to a word, or change a <em>quote to fit to a sentence, but without changing the meaning of the text</em>. In A) <em>global work</em> doesn't need explanation; C) <em>decade</em> doesn't need explanation; D) <em>HSUS</em> was already explained in the first sentence of the text.
In Literature, Subject is referred as a topic. The theme is the opinion expressed on the subject. So basically, both are entirely different. Hope this answers your question.
D is correctly punctuated.
Answer:
False
Explanation:
An argumentative essay by definition requires you to present both sides of an argument. The goal of an argumentative essay usually gives a view on the position of the problem from both sides of the problem and how to solve it.