> The answer contains no useful information, such as an answer that says "I don't care about your problem". Flag an answer as 'not an answer' instead; if you find a weird non-question, then flag it 'for moderator attention' with a custom explanation.
It contains only gibberish, such as "fsdguejgkfdlk". Use the 'offensive' flag for these cases, or flag 'for moderator attention' with a custom explanation if it requires more detail.