A) a piece of writing representing one's first attempt at putting ideas into words
Opaque means it's not see through, not clear, or transparent
Answer:
The claim regarding whether the strategies used are effective
Explanation:
The above shows that, the information that is missing from the introduction to the rhetorical analysis essay happens to be the claims about the strategies being used. That is, if the said strategies happens to be effective or not effective.
Synthesize earlier information. A conclusion restates information that was introduced earlier and sums up what was said.