Which source about world war ll is most clearly a primary source ? A. an interactive map of the Pacific theater
B. an essay that analyzes the reign
C. a diary written by a holocaust survivor
D. an infographic full of world war ll statistics
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C.A diary written by a holocaust survivor

Explanation:

I believe this to be true because a diary from a survivor will be the closest thing someone can access to read about the experiences first hand.

the universe is complete credible source of our oxygen