Why do ppl give answers like "idk", "sksksk", "no", "who is (charter's name)", "is this from (the title)" and etc?

Which of the following is a skill that would contribute to someone’s academic identity? a. researching b. marketing c. negotiating d. networking

What are the benefits of secondary source

Which sentence is correct? laura lent me her copy of cooking weekly so i could use a recipe. i enjoy doing crossword puzzles from the new york times. herman melville wrote the novel “moby d ick.” maggie loves to read the smithsonian magazine.