This argument—"If Einstein invented the steam engine, then he's a great scientist. Einstein did not invent the steam engine. Therefore, he is not a great scientist"—is an example of

answer; i believe the correct answer is (crops);

a factory opens that mass-produces light bulbs.

explanation:

not sure if that's an answer to your questions but this is an example! : )

answer; mental health prevention programs;

answer; opportunity cost;