Answer:
D. acknowledge the potentially embarrassing circumstances under which she is delivering her speech
Explanation:
Most of the students at Wellesley College did not want Barbara Bush to speak because they believed that she was only famous because of her husband (president at the time). A majority of the students wanted Alice Walker to give a speech instead, however this did not occur. Bush is trying to use comedic relief in this line to lighten the mood surrounding her speech.
Science is the study of the natural world based through experiments and observation. Pseudoscience on the other hand is a system of theories, assumptions, and methods that are regarded as scientific. They both present information but Science is based on facts while Pseudoscience does not adhere to any scientific method.