Respuesta :
If this is a true or false question, yes this is true since information of the periods of time in the A.D. era are still not 100% accurate, and there's many questions regarding the actual events leading up to others, and questions about specific resources/items that were able to be recovered FROM those time periods.
Historians attempt to answer the
who
a0,
what
a1,
when
a2,
where
a3, and
where
a4 questions of history.