Try and remember it this way. Cause and effect. Effect is the result of something, while affect is like it influenced something.
<span>Searches for the most important details s the answer to your question.</span>
Answer:
Understatement.
Explanation:
An understatement is a statement that describes something in a way that makes it sound less important. In this case, if the Army Intelligence calls you up for a meeting, saying that they want to "chat" is an understatement because it's probably much more serious than that.