An H-R diagram or known as "The Hertzsprung Diagram" is a graphical tool that astronomers use to classify stars according to their luminosity, spectral type, color, temperature, and evolutionary stage.
B c and d. I think these are the answers
Answer:
Felt that oneeeeeeeeeeeeee
It should be noted that casual behavior of the characters during a difficult time demonstrates Hemingway believe that a hero should exhibit grace under pressure.
Because, this casual behavior is not permanent, it is not planned, but with grace, one can overcome the difficulty that caused the behavior.
<h3>What is a Casual behavior?</h3>
Casual behavior can be explained as the behavior that is been exhibited by someone occasionally or not planned.
Learn more about Casual behavior at;
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