Answer:
Ideas should be ordered from general to specific, likewise from abstraction to concretion; the more general the idea the higher the level of significance, which provides logic to the work. Thus subdivisions ought have affinity with the whole.
Chapter subdivisions are chapter within chapters, with a chapter being one of the major divisions. Therefore the "second level of subordination" is "Chapter subdivisions"
Explanation:
the answer is all of them. it should be d