Which of the following statements best describe the definition of a sensor (what is a sensor)? Select one alternative: component/device that converts some physical phenomenon into mechanical energy (change of physical

quantity to change of electrical quantity) component/device that converts any form of energy into any other form of energy (mechanical or electrical) component/device that converts some physical phenomenon into electrical signal (change of physical quantity to change of electrical quantity) component/device that converts electrical signal into mechanical energy.