In an Experiment, Chinese- and American-Born Preschoolers Are Told They

In an experiment, Chinese- and American-born preschoolers are told they can earn tokens for prizes for each math problem they complete. The children are given a choice to either spend their tokens as they earn them for smaller prizes or save the tokens until the end to receive a bigger prize. Which is the most likely outcome of this experiment?

A) The children spend their tokens as they earn them to get as many prizes as possible.
B) The children don't care about spending tokens, only completing the math problems.
C) The Chinese children prove more likely to save their tokens for a single, bigger prize.
D) The American children prove more likely to save their tokens for a single, bigger prize.
E) All the children spend some tokens for small prizes, but save the rest for a bigger prize.