The thing that contributes to the current epidemic of sexually transmitted infections is unprotected sex.
Stimulants: These drugs elevate your mood and increase your alertness and energy. They’re usually highly addictive and can cause paranoia over time. Examples include cocaine, methamphetamine, and prescription medications for ADHD
mark brainliest please :)
Answer: Reciprocity
Explanation:
Because of his help, which is not a small one since he has carried heavy things upstairs, he is hoping that reciprocity will make you willing to help him too.
This is referring to an obligation in returning the favor because he was doing that favor to you at first.
Then, both of you will have done a benefit that is good for both and this is considering a good action. He knows that you should be willing to do that more than anyone else because he has done favor to you.
All layers of the atmosphere contain some ozone. The Ozone Layer is contained in the bottom of the stratosphere<span> (this area is also called the </span>tropopause<span>).</span>