The sentence from the passage which offers support for the thesis, "The writings paint a detailed portrait that shows daily life in ancient Egypt to be surprisingly quaint and free" is, "They uncovered tens of thousands of scrolls that contain information about daily life."
Answer: Option D.
Explanation:
Thesis statement is the one which focuses on the main idea of the text. The thesis statement of the passage is about how the writings depicted the day to day life of ancient Egypt. So the statement which goes with the thesis statement is 'They uncovered tens of thousands of scrolls that contain information about daily life.' This sentence provides the information regarding the thesis statement. The other mentioned options on the other hand are about construction of tombs, love stories, and workers strike which doesn't support the thesis statement.
you can tell this is the answer because of the context clue "the audience began to get restless" when someone gets bored, this tends to be one of the things that occurs (restlessness).