1.Stein promised to pay his 19-year old nephew $3,000.00 on his 22^nd birthday if he (the nephew) refrained from smoking cigarettes until he graduated from some College.This is an example of:

a.An illegal contract and, therefore, is not enforceable.

b.A legal contract and demonstrates the promise of forbearance as consideration.

c.An unenforceable contract for it lacks consideration.

d.None of the above.