In this task, you're given an open-domain question. Your task is to provide an answer to the given question. There is only one unique answer for each question. Your answer should be short, and refer to an entity, date, number, etc. Do not put your answer in the context of a sentence.

When were the latest acm code of ethics and professional conduct adopted?
1992

Who discovered the center of the milky way galaxy?
a team of radio astronomers, led by Joseph Lade Pawsey

Who plays santa claus in santa claus the movie?

David Huddleston