Final answer:
Chapter 22 of TC 21-305-20 refers to a chapter in a U.S. Army manual concerning the training for military vehicles, not a general academic subject.
Step-by-step explanation:
Chapter 22 of TC 21-305-20 is not referenced in a general academic context, as this designation corresponds to a technical manual used by the U.S. Army. TC 21-305-20 is a manual that addresses training for military vehicles. If you are looking for information on Chapter 22 of TC 21-305-20, it would be best to specifically refer to the manual itself or an authoritative military publication or database that includes this manual. Since this is a very specialized document, details about its contents may not be widely available to the general public.