Which One of the Following Patients Requires the EMT to Remove

Which one of the following patients requires the EMT to remove an impaled object in the field?

A) Young female with a broken pencil through her cheek and into the oropharynx; blood from the injury is flowing into her throat
B) Male patient with a six-inch knife to his left upper quadrant; there is active bleeding around the injury site
C) Female with a knife to the right side of her chest; she is short of breath and coughing up blood
D) Male patient who fell on a screwdriver, which is impaled through his hand; the patient is in pain and requesting that you remove the screwdriver