Blood pressure instrument records
a)	Systolic pressure	b)	Diastolic pressure	c)	Both (a) and (b)	d)	None of these

(c)

The lateral pressure exerted by the column of blood on the wall of the blood vessels in which, it is present is called blood pressure. It is usually measured in brachial artery by an instrument, called sphygmomanometer. It measures both systolic as well diastolic blood pressure.