Blood pressure can be best defined as:
A) The force exerted by the blood against the arterial blood vessel walls as the blood circulates around the body.
B) The force exerted by the arterial blood vessel walls against the ventrical blood vessel walls as the blood circulates around the body.
C) The force exerted by an inflated blood pressure cuff over the brachial artery.
D) The force exerted by the volume of oxygen flowing through to the mitochondria.