Tanner Is Doing His Informative Speech on Aerobic Exercise

Tanner is doing his informative speech on aerobic exercise. He wants to have three main points for his presentation. Which of the following main points would NOT be related to the others?

A) There are many forms of aerobic exercise: biking, swimming, hiking, and jogging, to name a few.
B) You should also consider lifting weights to build muscle mass.
C) Aerobic exercise can burn anywhere from 200-500 calories every half hour.
D) Aerobic exercise can be done indoors at the gym if you don't want to head outdoors.