Doris Was in a Department Store Trying on a Leather

Multiple Choice

Doris was in a department store trying on a leather jacket. Two store detectives saw her tearing off the price tag and security device designed to set off an alarm if the jacket were carried through a detection machine. She placed the tag and the device in the pocket of another jacket on the merchandise rack. She left her jacket on a table. Leaving on her own jacket, she put on the leather jacket. When she headed for the exit from that floor, towards the main floor, she was apprehended by security personnel.
-​What crime did Doris commit?

A) ​larceny
B) ​stalking
C) ​grand theft
D) ​robbery