B.
The main organs of the excretory system are the intestines.
I would say special offer.
The infomercial is offering free stuff. That sounds pretty special to me
Where are the answer choices to this question ?
Hello Bbayboy, when you exercise you release the "endorphin" chemical which can improve your mood and even the way you eat after you finish working out. And if this is done regularly then this positive energy will accumulate! :)