True. Biking or walking exercises the leg muscles more than riding in a car would.
I think its C. :) I hope that helps
C. Excretion
Excretion is part of the excretory and really has nothing to do with the respitory system which deals with gas exchange.
Answer:
According to OSHA guidelines, when electricity and wetness coexist, [ receptacle boxes should be installed. ] This answer has been confirmed as correct and helpful.
