Answer:
Opportunity cost is when you have a choice between a number of things. The thing/things you didn't choose are the opportunity cost, if that makes any sense.
Explanation:
I learned this in fith grade science
I don't know what the example is, but taciturnity means quietness. So the answer is D.
Answer:
I think being successful influences your identity.
Explanation:
Well a lot of times, some people might change a little upon being more successful. For some that could include a good change and for others, a bad change.