Red blood cells, White blood cells. And eukaryotes.
If a patient has been drinking fluids, the patient should wait 10 - 15 minutes before taking an oral temperature. There shouldnt be any type of liquid, hot or cold in your mouth for atleast 10 minutes before taking the test. The answer to your question is letter A.
Sedentary individuals are often lethargic and show early symptoms of obesity. Less exercise means a slower metabolism. A slower metabolism means that even if an individual is eating what they normally should, it will take them a longer time to burn off the calories they gain.