Vic Decides to Make Money Selling Illicit Drugs

Vic decides to make money selling illicit drugs.Harry approaches Vic about buying some drugs.Vic tells Harry to meet him at midnight behind a local bar and bring $10,000.At midnight,Harry shows up at the appointed place but instead of Vic selling him drugs,Vic shoots Harry dead and takes the $10,000.The next day,Vic reads in the newspaper that Harry was an undercover police officer.As to the police officer's death,Vic has committed capital murder because:

A) he intentionally murdered a peace officer in the line of duty.
B) he caused a death during the course of committing another felon,the sale of illegal drugs.
C) he intentionally murdered another person while committing a robbery.
D) of any of the above reasons.