Ricardo Enters a Liquor Store One Cold Winter Evening

Ricardo enters a liquor store one cold winter evening.He approaches the clerk and says,"This is a stick-up.Give me all of your money or you're a dead man!" Ricardo has his hand in his right coat pocket and is using his finger to simulate a gun barrel.The clerk,believing Ricardo to be holding a pistol,says,"Don't shoot.I'm afraid to die.Here's the money." He hands Ricardo $575.Ricardo departs.The most serious offense Ricardo has committed is:

A) aggravated robbery because the clerk perceived he had a deadly weapon.
B) aggravated robbery because he placed the clerk in fear of death.
C) robbery because he threatened the clerk with death in order to obtain the money.
D) felony theft because he did not have a real pistol.