Which one of the following types of exercise involves a mix of aerobic exercise, body weight exercises, and olympic weightlifting?
a. crossfit
b. elite fitness
c. kettlebell training
d. tabata protocol

What is the longest you should ice the injured area at one time? a. 10-20 minutes b. 30-60 minutes c. 1-2 hours d. as long as you want

The real advantage to hydrostatic weighing is that it a. can be done anywhere with no equipment b. gives one of the most accurate measurements of body fat c. uses calipers to measure body fat select the best answer from the choices provided.

Can someone give me a hand with this one.