Roy was sitting in class when he realized that he had stopped listening to his instructor's lecture and started day dreaming. he only stopped paying attention for a few minutes, but the instructor had already moved on to a new topic. it would be most appropriate for roy to

refocus his attention on the lecture and start actively taking notes again.

Explanation:

Roy need to stop daydreaming and draw back his focus to the lecture otherwise he will have a lot to catch up on and may end up being lost completely when she tries to study in the future which may effect his grade.

It will be hard to try to study something that he didn't understand whilst he was in the classroom.

answer; i believe that the correct answer is ( rivers);