Final answer:
The Dean should anticipate questions, write out answers, and practice delivery to prepare for the Q&A session on the new alcohol policy.
Step-by-step explanation:
To prepare for the question-and-answer session regarding the new campus policy on alcohol use, the Dean should do all of the following: ask his staff to anticipate potential questions, write out answers to potential questions, and practice the delivery of his answers. This comprehensive approach ensures that the Dean is well-prepared to address concerns from students, local residents, and reporters, providing clear and articulate responses. Moreover, anticipating questions allows him to be prepared for the range of topics that may arise, writing out answers helps in formulating well-thought-out responses, and practicing delivery aids in communicating effectively and with confidence.