Why did both upper and lower classes revolt against justinian?

Marcy tests a solution with a strip of blue litmus paper. the paper turns red. the solution is acidic basic neutral

To your knowledge had the usa ever invaded canada after the war of 1812

Explain how meg, calvin, and charles wallace communicate with the man with red eyes. support your answer with textual evidence, referring both to ideas you infer from specific details and to information that is directly stated.