Who of the following people are considered unemployed according to official statistics? $($Mark ALL that apply$)$

Question $28$ options:

Jill was laid off half a year ago and spend several months on job searches. The last month, she has given up$,$ but hopes to start again with job searching as soon as the weather gets better.

James was laid off and decided to take the opportunity to go to grad school instead of trying to find a new job.

Jenny was laid off from her full time job. At the moment, she is working a couple of hours a week resolving billing issues for a medical insurance company.

Jonathan was laid off two months ago. He has been to several job interviews over the past month.

Jean works full time as a professor in economics.