Personally, I think sport is all about having fun so D. But if your client is trying to loose weight, then A and B because you want to vary it!
<span>The answer is D. It occurs continuously in the cells of all organisms and often involves an exchange of gases. There are 2 types of cells, 1 is Eukaryotic, which holds a nucleus, and the 2nd is Prokaryotic, which do not. Prokaryotes are single-celled organisms,</span>
