A tax on gasoline encourages people to drive smaller, more fuel-efficient cars. Which principle of economics does this illustrate?

a. People face tradeoffs.

b. The cost of something is what you give up to get it.

c. Rational people think at the margin.

d. People respond to incentives.

d. People respond to incentives is the right answer.

Explanation:

The learning desire and other incentives determine the learning process of children in different ways. However, children have been taught the same things since the begging. For instance, it is a tradition that a teacher teaches while facing the class while students focus on writing down notes.

However, the system is in question because of changing incentives, and it is questioned if it is the best way of learning. For instance, to determine If it is essential to grade students while moving from one level to the next.