D because the employer should have a place for employees to put their things down.
Doctors can use technology to evaluate preexisting health conditions so one does not push themselves too far. Technology can help monitor your heart rate, blood pressure, fat percentage, etc. This can give a base to know what to know where/ how much you improved when you look back. Technology can also be your own equipment like a treadmill which makes you more fit.
An object's ability to do work is measured by its mechanical energy , or the sum the object's kinetic energy and potential energy. Mechanical 6 is due to the position or movement of an object. The formula for mechanical energy is mechanical energy = kinetic energy + potential energy.
D. The consumption of legal and illegal drugs