Answer:
Well cardiovascular, do correct me if wrong, is something to do with your lungs, and heart (oxygen). One way to make your endurance on this is to, well, push-ups, running/jogging, and etc. Anything that makes you work hard
Explanation:
I’m not sure what the question is
Oncologist
Oncologist's treats patients with cancer :)
Answer: c
Explanation:
He is gifted when it comes to school.