contestada

"The study of the same historical event is dynamic and, as such, can change over time."
What is the best evaluation of the statement's validity?
A.
It is mostly true because historical events are seen differently with greater distance in time.
B.
It is partially true because historians often act as detectives and uncover new evidence.
C.
It is true according to revisionist historians, who don't uphold orthodox interpretations.
D.
It is true because history can be organized by theme to best show change over time.
E.
It is true because history is revised with changes in value systems and documentation.