Revising the level of formality means______ (Choose the best answer.)
1) making sure that the essay is consistently readable by using language that is clear and direct.
2) making sure that the essay's tone is "formal," which means replacing simple words with complex, academic diction.
3) making sure that, wherever possible, a simple word is replaced with a fancier one.
4) making sure that the essay uses longer, thus academic words, such as "within" instead of "in" and "utilize" instead of "use."