Crime Description: You are called to a small apartment in a busy city. The victim, Mr. Robert Corncob, an unemployed man, has been found dead in his couch. The room is locked from the inside, and there are no signs of forced entry. The cause of death appears to be a gunshot wound to the head. There are three possible murder suspects, each with their own motives. Suspects:

1. Ms. Victoria Smith - Mr. DeWitt's ex-wife, who was recently cut off from his inheritance after their bitter divorce.
2. Mr. Samuel Bluewood - Mr. DeWitt's neighbor, who got into a bar fight with him 6 days ago.
3. Ms. Amelia Davis - Mr. DeWitt's landlord, who felt like Robert was extremely lazy. Please choose one of the following options to proceed: A) Investigate the crime scene B) Interview the ex-wife, Ms. Victoria Smith C) Question the neighbors.