Answer:
80+20= 100 then do 100+80 =180 .
Explanation:
If this don't work go to math-way it will help you with your problem.
The answer is number 4 because Britian basically forced opium into China so the public would become addicted to it then when the chinese government said to stop they went to war and basically dominated the chinese.
Answer:
-It had existed all over the world in various forms for thousands of years
Explanation
even in egypt there was slavery
Can it be more than 1.
Hey There!
The situation that is considered reinforcement is Receiving a "thank you" from somebody after doing something nice.
Thank You!