Keep your heads held high don't take criticism from people you wouldn't take advice from

Write a paragraph about why the respiratory system is important and we need to breathe easily. (guys i really need ) x(

If bp readings are consistently 145 mm hg/99 mm hg over a period of time, the patient likely has a. prehypertension. b. normal bp. c. hypertension. d. hypotension.

So i have a lot of answers answered but it says i still need to answer more questions. why is it doing that? how many questions need to be answered?