Mass movement<span> is the </span>movement<span> of surface material, such as soil, rocks and debris, caused by gravity and other underlying conditions, such as water, wind, ice and human activity.</span>
Primary source because it is the original copy of it. Hope this helps and have an awesome rest of your day!
This is false. different sides have different histories
Answer:
Just talk trash about them
Explanation:
Talk about them with someone you trust so that they won't tell anyone