Realms is the answer to your question.
Hello, the correct answer is "why". "Let's meet in the library to study." Why? "So that you can prepare for the finals."
These lines are spoken by a captain who has been wounded in the war. He is relaying the information about Macbeth's brave fight against the enemy to King Duncan. He talks about how brave and valiant Macbeth was, so the audience can infer that he is a fierce warrior who will stop at nothing to ensure his win in a battle.
An adverb modifies a verb like adjective or another verb it answers the questions when where how and to what extent