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English 17 Online
OpenStudy (7thgrader):

C? Which sentence correctly forms the plural of 1800? A. Were your great-grandparents alive in the 1800s? B. Were your great-grandparents alive in the 1800s'? C. Were your great-grandparents alive in the 1800's?

OpenStudy (vera_ewing):

Actually, no. It's A.

OpenStudy (vera_ewing):

There is no need for an appostrophe.

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