Final answer:
The best supported inference about the proposed military response in President Bush's address is that the United States also intended to strike swiftly against anyone who might help the attackers.
Step-by-step explanation:
The best supported inference about the proposed military response in President Bush's address is that the United States also intended to strike swiftly against anyone who might help the attackers. Bush's address makes it clear that the United States military intends to take decisive action against both the attackers and their accomplices.
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