Doris is seen shoplifting at the mall. Mall security leads Doris to an old fitting room that they use to detain suspected shoplifters until the police come. In which the set of facts has mall security most likely committed the tort of false imprisonment?

She was kept in the room and questioned for $30$ minutes before being released.

Doris was kept in the locked room unattended for $8$ hours, until the mall closed, to "teach her a lesson."

Security left her in the unlocked room for one hour and told her, "young lady, you stay put or we will call your mother."

Doris was questioned in the room for $45$ minutes until the police arrived.