Eyewitness Testimony Is Used Because

Eyewitness testimony is used because:

A) it adds vividness to the speech and maintains audience attention.
B) it is more interesting and illustrative than other kinds of evidence.
C) it is the most reliable kind of information because it is firsthand.
D) it is provided by someone who has direct contact with a phenomenon.
E) the speaker can reword it to clarify it and improve its effectiveness.