C. over a period of six months, the turbine produced up to 211 gallons of water per day.
the correct answer is A noun because its correct
<span>This is false. As a matter of fact, complex vocabulary might bore and dissuade even the most knowledgable of people, let alone those casual readers who just want to enjoy their free time. It's not the writer's job to brag about his vocabulary but rather to convey messages and provide some meaning behind what he or she may be saying.</span>
If I had to take a guess I believe he means that he is a very smart intelligent history teacher. He is familiar to the topic of history and knows enough to be a teacher, and a very good one at that. I hope this answer helped and I'm sorry if it didn't.
