Only people who have lost a job can appreciate the difficulties the loss can cause. Some of the people in this room have lost jobs in the past, so there are people in this room who can appreciate the resulting troubles.

The terms of the argument include the following:

a. People with a job; people who appreciate difficulties; people in this room.
b. People without a job; people who can appreciate the resulting troubles; people in the room.
c. People without a job; people in this room; people who can appreciate the difficulties the loss of a job can cause.
d. People in this room; people who have lost a job; people who can appreciate the difficulties the loss of a job can cause.