Which training principle states that exercising a certain body part or practicing a particular skill primarily develops that part or skill?

Which describes the effect of prolonged stress on blood pressure? it causes blood pressure to decrease. it has little or no effect on blood pressure. it causes the heart to pump with more force. it causes blood pressure to increase.

What is the name of the device that senses the current flowing,tripping the circut,and cutting off the electricity

How can mental health issues have an impact on a person’s career?