I think its the last one, a student slips on the ice in front of school and sprains his ankle. An example of a natural fiber could be cotton B.
The correct answer is total revenue minus total cost.
When a firm is calculating the profit they need to find the difference between how much money they earned and how much they spent. The difference between their total revenue and their total cost is their profit.
The answer is B - Current Y has a greater potential difference, and the charges flow at a slower rate.
I just took the quiz
D. A solution because it dissolves when mixed with water