The OASDI program pays disability benefits to a dis- abled worker and eligible family members.

a. Describe the eligibility requirements for OASDI disability benefits.

b. Explain whether each of the following persons would be eligible for disability-income benefits. In each case, assume that the disabled worker is dis- ability-insured. Treat each item separately. (1) A worker, age 22, who is injured in an auto accident and is expected to return to work within three months. (2) The disabled worker's spouse, age 25, who is caring for a dependent child under age 16; the disabled worker is currently receiving benefits. (3) The disabled worker's daughter, age 16, who is attending high school full-time.

(4) A university professor, age 50, who can no longer teach because of chronic laryngitis but can work as a research scientist for a drug company. (5) A worker, age 40, with a crushed foot who expects to be off work for at least one year.