Answer:
A mechanical wave is a wave that is not capable of transmitting its energy through a vacuum.
Explanation:
<span>The correct answer is C. A. would require a drastic sudden change which would only damage the body as it wouldn't be immediately used to it, as well as it wouldn't gain enough nutrients from which to gather energy for exercising; B. is an unhealthily wrong choice, because exercise is efficient, but diet influences at least 80% of the weight results; C. is the most balanced choice.</span>
They may be dehydrated, dehydration causes both of these symptoms
This is really a subjective answer. If given the choice to either give the lung to a six-year old lung cancer patient or the heavy smoker, I would choose the six-year old.
If I had to choose between car crash victim on a lung machine or the heavy smoker, I would choose the car crash victim.
If I had to choose between this heavy smoker and a young smoker that developed lung cancer, I would choose the young smoker and hope that he/she would change his/her habits and quit.
I bet you're starting to see the point I'm making. Hope this helps!
