A common option for charging cellular phones is for Africans to purchase a small solar panel costing around 80 . As a result, many parents have noticed an improvement in their children's grades at school.
Indicate whether the statement is true or false
Question 2
The California water allocation is a classic example of a zero-sum game, in which any benefit to one party equals a loss to another party.
a. True
b. False
Indicate whether the statement is true or false
