Given a scientific question and its correct answer, generate supporting facts for the answer. This supporting fact can be an explanation for the answer to the given question. 
 input : Question: Opportunistic diseases are usually the direct cause of death of people with what disease? Answer: aids
detectable_content:postscript change_case:capital_word_frequency detectable_format:number_bullet_lists detectable_content:number_placeholders length_constraints:number_sentences keywords:frequency keywords:existence
P.P.S
less than
at least
at least
best
Javascript
end it with a post script starting with P.P.S make sure that words with all capital letters appear less than 2 times Include exactly 2 bullet points in your response. The bullet points should be in the form of:
* This is bullet 1
* This is bullet 2
...
 Your answer must have at least 3 placeholders, wrapped in square brackets, such as [author] Respond with at least 3 sentences reply should include the word "best" at least 4 times The response must include the keywords Javascript