Which one of the following fitness trends involves performing a specific exercise at a high intensity for 20 seconds, followed by 10 seconds of rest?
A. CrossFit
B. Elite fitness
C. Kettlebell training
D. Tabata protocol

Respuesta :

40Gz
i am not positive, but the answer is NOT, crossfit or elite fitness, sorry, hope this helps
Crossfit involves endurance and from experience, it requires performance for a certain period of time before taking a breather.