Manuel insists he places an infinite value on his life. Stefan is suspicious of this claim and points out to Manuel that he sometimes eats ice cream when broccoli would be much better for him. What Big Idea is Stefan using?

Trade-offs: Gaining some enjoyment is worth giving up some safety.

Explanation:

Opportunity cost also known as the alternative forgone, can be defined as the value, profit or benefits given up by an individual or organization in order to choose or acquire something deemed significant at the time.

Simply stated, it is the cost of not enjoying the benefits, profits or value associated with the alternative forgone or best alternative choice available.

The Big Idea Stefan is using is trade-offs: gaining some enjoyment is worth giving up some safety.

the answer is a wheel