There is no need to make notes on passages that are easy to understand and passages that have unimportant information. This is because the notess of these types of passage would be superfluous and of no use, would be a waste of time.
There is also no need to make a note with the name of an author. You can even write an author's name as a reminder, but notes should be made with hard-to-understand passages, this guides you in studying how to make this information easier to understand through study and research. Notes should also be made with relevant information that has some importance in your life. For this reason, the correct answer is the letter D.
