The strategy that would be most useful in determining an appropriate topic for an argument is B) Think of topics that will provide a lot of information and material, such as global warming.
Explanation:
<u>Argumentative writing</u> is a genre used to show the writer's opinion, theory or hypothesis about some phenomenon, To do so, the writer -or student- is required to investigate the topic, collect and evaluate evidence and establish a position that will then be developed in the piece of writing. Therefore, the most useful strategy is B.
The answer is: [D]: "will have" . _____________________________________________________ "On Friday Vanessa <u> will have </u>been travelling for a month." ______________________________________________________