If a Writing Qualifies as a Duplicate Original

If a writing qualifies as a duplicate original:

A) such a writing is not admissible without proof concerning why the original was not available.
B) it may be admissible if properly authenticated but will not carry the same evidentiary weight as the original writing.
C) it may be admitted as evidence to corroborate the original writing only if the original writing has been properly authenticated.
D) it may be admitted as if it were the original writing as long as it has been properly authenticated.