Based on the given sentence above, the function of the noun clause is as the DIRECT OBJECT. A direct object is a noun that directly receives the action of the main verb in the sentence. In this sentence, the noun clause directly receives the action of the verb "learned". Hope this answers your question.
Answer:
Revising
Explanation: The choices that confuses most people would be A and B. The reason why is A is because revising means you are adding or changing your ideas and editing is basically checking your grammar.
Answer:
D. The conclusion is ineffective because it does not summarize the main points of the essay.
Explanation:
She is depressed about her options