She knows the Heimlich she won't choke, not Daphne (farsick) wrote in caged,
Daphne was generally attentive and polite, and kept any personal feelings on the guest or his claims to herself. She likely jotted a few notes down, but nothing as detailed as she would have for an ordinary class period. She somehow doubts they're going to be quizzed on or asked to build a diorama about Ministry policy.