Mable Was Employed as a Waitress at a Respectable Restaurant

Mable was employed as a waitress at a respectable restaurant in Vancouver. After cleaning up at one of the tables, she noticed a valuable broach on the floor beneath the table. Which of the following is correct with respect to her legal claim to the broach?

A) Although she found the broach in a public part of the restaurant, she must give the broach to her employer, who has the right to keep it if the rightful owner is not found.
B) She has no claim to the broach no matter where she found it.
C) As the finder of the broach, she is entitled to it. She has a prior claim against all but the rightful owner of the broach.
D) Because of the principle of "finders keepers," she gets to keep the broach even against the original owners who lost it.
E) She must hand it to the police, and if the rightful owner does not come forward, the broach becomes the property of the government.