The forerunner of what is known today as the BlueCross plan began in 1929 when Baylor University Hospital in Dallas, Texas, approached teachers in the Dallas school district with a plan that would guarantee up to 21 days of hospitalization per year for subscribers and each of their dependents, in exchange for a $6 annual premium. This was considered a __________ plan
a. postpaid
b. prepaid
c. retrospective
d. traditional
b
Health Professions