What is normal blood pressure for most adults?
Group of answer choices:
A) a systolic pressure of less than 80 and a diastolic pressure of less than 120.
B) a systolic pressure of less than 120 and a diastolic pressure of less than 80.
C) a systolic pressure of less than 130 and a diastolic pressure of less than 90.
D) a systolic pressure of less than 90 and a diastolic pressure of less than 130.