John Enters a Department Store Fifteen Minutes Prior to Closing

John enters a department store fifteen minutes prior to closing time.When no one is watching,John hides among the rack of women's coats.He stays there until the store closes and the employees depart for the evening.About midnight,John grabs three men's suits and an expensive pair of shoes.However,before he can break out of the store with the merchandise he is spied by a security officer who places him under arrest.The most serious offense(s) John has committed is:

A) burglary because he remained concealed in the store with intent to commit theft.
B) burglary because he entered the store without the effective consent of the owner; the owner would not have let him enter if he had known John's purpose was to steal.
C) criminal trespass and theft because he made a lawful entry into the store.
D) attempted burglary because his efforts were unsuccessful.