Which Best Describes The Way Historians Consider Letters And Journals

What describes the historian's view of letters and diaries? 3

A) Basic resources that are useful for the study of history.

B) Reliable sources for historical study only if they are obtained from the said sources.

c) Useful secondary sources for historical studies

d) Unreliable sources for studying history because they are too thematic.

of the)

They should be handled with care, but they are not always reliable - and this is often the only evidence we have.