A. earn $1

Well, from the risk of become fool!

B. don't earn not to compensate

The brain is quite flexible, just became a mass of linen, or look for thread!

C. pay 2 yuan

The brain to fully play out, the absolute as Einstein, the future of the greatest economists is you!

D. make 3 yuan

Kindergarten, preschool, elementary...You'd better read again!

E. make 2 yuan (Psychological tests /test/)

Can only say that you will come early alzheimer's disease!