The correct tense is spent.
He spent nine months there.
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answer:
what underlined section?
explanation:
i truly want to help you but there's no context to the question.
The Author presents a series of interesting, partially related facts to support his argument that smallpox devastated mankind over the centuries.
The option of a Historical Timeline is not correct because only the example of the decline of the Roman Empires states an actual date ( AD 108).
The option of an alternative claim is also incorrect because there is no such a claim.
The option of details of a historical incident seems to be correct but is not because there are several historical events presented and there is not a single detail on them.
So the correct option is the last one interesting, partially related facts.
i think A but i am not to sure, i know that it can mean after or like your performing something
