Which of the Following Would Be Direct Evidence in a Murder

Multiple Choice

Which of the following would be direct evidence in a murder case

A) DNA test that establishes that the defendant's blood was found at the crime scene
B) testimony of an expert witness that there is a 1 in 3 million chance that the DNA found at the scene could have come from someone other than the defendant
C) testimony of police officer describing the confession the defendant made
D) testimony of eyewitness describing the defendant shooting the victim