Teaching Assistant Office Hours zkchong Share February 18, 2011February 18, 2011 1 Minute Well explain! Click the image to enlarge. From: phdcomics.com Share this:FacebookTwitterLike this:Like Loading... Related Published by zkchong Zan-Kai Chong | AI Content Writer | ML Builder | ML Researcher | PhD in Engineering View all posts by zkchong Published February 18, 2011February 18, 2011