Suppose you have read two different books on World War II, and each book has different arguments about how the war started. Which of the following sources provides the best support for the authors' arguments?

A. A World War II history website made by high school students for a final project.
B. An article claiming that World War II was the most important war in history.
C. A set of diary entries written by generals who planed strategies during World War II.
D. A review of the two books written by a popular national newspaper columnist.

The source being treated as the best suitable for supporting the arguments raised by the authors are the set of diary entries planned during the WWII.

Option C is correct.

What was WWII?

WWII was the warfare fought from the year 1939 till the year 1945 among the powerful countries after the occurrence of WWI in 1914.

While reading a book relating to the concept of WWII with varied arguments being raised, then the diary entries written in the times of emergence of warfare will helped in clearing them out as indicated by the author.

Therefore, the source highlighted in option C is the suitable option.

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