Doug, a drug addict, entered a high-end consignment store with an unloaded handgun, intending to rob the store so he could buy drugs. However, once inside the shop, Doug was too afraid to do anything and turned to leave. He bumped into another customer who was coming in as he was going out, and the handgun fell from his sweatshirt pocket. The store employee saw it and realized what Doug had intended. The employee chased after Doug and flagged down a police car, and Doug was arrested a block away.

Doug is charged with burglary, which is defined in the jurisdiction as "breaking and entering of any building for the purpose of committing a felony."

Doug's best defense would be which of the following?

Select one:

a.His handgun was not loaded.

b.As a drug addict, he was incapable of forming the requisite intent.

c.The store was open for business.

d.He had abandoned his plan to commit the robbery.