Which of these sentences is an example of good time management?
A.Jonah decided to start working on a science project early because he had some free time on his hands.
B.Sophia decided to go to a concert even though she was not prepared for a test the next day.
C.Kim was dreading the essay she had to submit in a week, so she put off working on it by calling a friend to chat.
D.Alex used his lunch breaks to copy his friends’ notes because he preferred to work on his art skills during class.