Dr. Lee would like to study a new way of teaching Literature. There are two sections of Literature being taught at 1pm on Mondays and Wednesdays, so Dr. Lee has one English instructor use the new way and the other English instructor use the old way. At the end of the semester, she finds that students who were taught the new way had higher grades than students taught the old way. What is the extraneous variable? Group of answer choices method of instruction (new versus old) the two English instructors grades at the end of the semester times of the English class