Indicate whether each of the following people causes the official unemployment rate to overestimate or underestimate the severity of the unemployment problem.

a. John, who sells drugs illegally

b. Trish, who tried for a year to find a job and then stopped looking, even though she would really like to work

c. Reggie, who works part-time but would prefer to work full-time

d. Ansel, who details cars for cash and doesn’t report it to the government