Their are lots of methods on being astute (:
Answer:
The action was an act of treachery.
Explanation:
Answer: Cite strong and thorough textual evidence to support analysis of what the text says explicitly as well as inferences drawn from the text. ... Determine a theme or central idea of a text and analyze in detail its development over the course of ... Determine the meaning of words and phrases as they are used in the text
Explanation:
The Great Depression happened in the 1920's and 1930's due to many economic disasters such as the Market Crash in 1929 and bad mistakes by the President (Hoover)