Which of the following people would be officially considered unemployed?

Mitchell, who is a full-time student working part-time at the bookstore

Janice, who is actively seeking a full-time job while currently working at a part-time job

Jade, who has stopped looking for a job because she feels there are no jobs available for her

Jenna, who just graduated college and is searching for a job that fits her graphic-design skills

Ralph, who is a stay-at-home father and is not currently looking for a job