Which of the Following Is Not an Example of Underemployment

Multiple Choice

Which of the following is not an example of underemployment?

A) After college graduation, Marcus could only find work part-time as a bartender.
B) After his wife gave birth to twins, Jerry quit his job to help raise them.
C) Following the recession, Ellen lost her fulltime job as a PR assistant and found part-time work as a cosmetic sales associate.
D) When John's sales job is outsourced he's forced to take work as a janitor to pay off his student loans.