<span>a chemical reaction or other process in which the products themselves promote or spread the reaction, which under certain conditions may accelerate dramatically.</span>
Answer:
How often does he visits his parents?
Answer:
Pros and cons
Explanation:
Pros:
-No physical bullying
-Lowered costs of transportation
-More food options at home
Cons:
-Easily distracted
-Increased wifi costs
-More difficulity with those with no or poor quality devices