Facts:

a$)$ Babs sees an e$-$book reader on the porch of Coco's house, takes the reader to her home, and tells everyone she owns it$.$

b$)$ Now, assume that Babs has a mental illness and lack substantial capacity to understand the wrongfulness of her actions.

Dan, wielding a knife, forces Emily to give him her smartphone, and runs away with it$.$

Fritz breaks into Ginger's apartment, takes a laptop because he needs it complete his business law assignment, and leaves.

Hazel sells Sue an expensive wristwatch for a fraction of its value, admitting that the watch is stolen property but claiming that she is not the thief. Sue then sells the watch to Jim for fair market value.

Frank is at the airport and when he retrieves his overnight bag from the overhead compartment, he take Donna's overnight bag which is identical to his.

Discuss:

Which of these acts are crimes, and if yes, what type of crimes and what are the differences among them? Does anyone have a defense, if yes, please explain? If there is no crime explain why. Make sure to discuss each party in number $4.$