Explain whether each of the following persons would be eligible for disability income benefits. In each case, assume that the disabled worker is disability insured. Treat each item separately.

a. A female worker, age 48, who fell down an unlit stairway and broke her leg but is expected to return to work in two months.

b. A disabled worker’s spouse, age 28, who is caring for a dependent child, age 4. The disabled worker is currently receiving benefits.

c. A disabled worker’s unmarried daughter, age 16, who is attending high school full-time.

d. A chemistry professor, age 50, who can no longer teach because of chronic laryngitis but can work as a research scientist for a pharmaceutical company.

e. A male worker, age 50, who has a crushed foot and expects to be off work for at least one year.