B: abcd hope this helps! :)
Answer:
C. She wants the reader to regard her as a serious student. The more serious a student (when it comes to learning) someone regards you, the better of an impression they have on you.
Explanation:
I have answered it look okay,friend.
The words and punctuation that best corrects any errors in the sentence is option A. well-known. The word well-known should have the punctuation mark hyphen because it is a compound word. Compound words are words that consist of two or more words linked together by a hyphen, in order to create a new word with a new meaning. The word "well-known" means famous.