The verb is past participle so that would be option A.
Answer:
Anne Frank's diary was written while she and her family hid from the Nazis between 1942 and 1944.
Explanation:
A thesis statement is a sentence or paragraph where the author of a text presents a concise and specific summary of the main point of the text. In this case, we can consider that the sentence "Anne Frank's diary was written while she and her family hid from the Nazis between 1942 and 1944" is a good example of a Thesis statement, as it presents the central theme of the text in a summarized form, specifying the which author of the text will address during the text.
