The answer is: "Although" .
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Answer:
Anticipation: A foresee or impression of what is to come; instinctive foresight; direct result; antecedent; as, the anticipation of getting an A on the test.
Apprehension: the act of seizing or stealing something by legal means; arrest. As a result, the offender escaped after being apprehended.
1. They help the setting become more realistic.
2. They could even help the main character on stage feel less anxious, since they're not the only one up there.
A. It encourages discovery and the scientific method over taking words as truth alone