Answer:
C. historical background
Explanation:
According to my research on natural disaster warning procedures, I can say that based on the information provided within the question all of the answers provided except for historical background will elicit a quick response from the public. In order for the public to react quickly to an upcoming dangerous event they need to know how bad the event will be, how likely it is to happen, and what they can do to protect themselves. Historical background will not provide any help to the public.
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The correct answer is C) It limits the government's power through listing its responsibilities and including a bill of rights.
The branches don't answer to the president while it is indeed final authority so it's not A or B. Major legislative policy changes don't always get passed with majority rule do to things such as vetoes or similar.
C. possibly don't take my word
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Mostly due to carbon emissions but there are many other ways that humans have contributed to global warming