Answer:
Opportunity cost is the comparison of one economic choice to the next best choice. Or the choice not been made.
EX:
You choose Coke over Fanta. The opportunity cost is the Fanta because you didn't choose it
Prewriting is a good practice. Writing it out is another one. Not a good practice is not knowing what your going to write about
Convinced people that the Japanese should be imprisoned
Answer: Mona Lisa, tickling me
Explanation: I am ticklish