Peyton exhibits prosocial motivation when she systematically looks for ways to help other people at work.

Katrina pays $40 for a meal at a fancy restaurant.The ingredients used cost $10.The value added by the restaurant is _____.

A) $30
B) $40
C) $70
D) $40 plus the wages paid to the chef and waiters
E) $40 plus the profit earned by the restaurant owner