outlines are based on the principle of\n○ primacy and decency.\n○ general and specific purpose.\n○ topic…

outlines are based on the principle of\n○ primacy and decency.\n○ general and specific purpose.\n○ topic selection.\n○ coordination and subordination.
Answer
Brief Explanations:
Outlines organize content. The principle of coordination and subordination arranges ideas hierarchically, making it a key principle for outlines. Other options are less directly related to the fundamental structuring of outlines.
Answer:
coordination and subordination