If someone were to write a biography about us, the following could be reported: #1 - We are always present in multiple-choice exams. #2 - Sherlock Homes kept a close eye on us after he retired. #3 - Honor students are not very fond of us. #4 - One of us was a famous aunt on T.V. #5 - The person who played the owner of the Shady Rest Hotel was, in reality, one of us. Based on the biographical information above --- Who/what are we? -Riddles