1. D (A mental rehearsal, also known as re-thinking things over in your head.)
2. A or B (A is basically stress, but it helps you, so not sure.)
3. D (An Stressor causes stress.)
4. C (Guilt)
5. A. (Personality)
Use protection and be safe as much as possible.
Answer:
noun. Also called aerobic exercises. (used with a plural verb) any of various sustained exercises, as jogging, rowing, swimming, or cycling, that stimulate and strengthen the heart and lungs, thereby improving the body's utilization of oxygen
Explanation: