Answer:
A. complexity
D. importance
F. preference
Step-by-step explanation:
'Topical Pattern' is one of the organizational patterns that helps an orator to design his/her speech or article. Using topical pattern, the speaker organizes his/her writing in sub-topics, especiallly when writing about a larger topic.
The effective way of organizing sub-topics in the topical pattern is complexity, importance, and preference. Organzing sub-topics based on complexity, importance, and preference will help the writer to arrange sub-topics accurately.
Therefore, options A, D, and F are correct.