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Biology 14 Online
OpenStudy (anonymous):

Which geologic period lasted for almost 7/8 of earth’s history? A. the Precambrian time B. the Phanerozoic Eon C. the Carboniferous Period D. the Quaternary Period

OpenStudy (anonymous):

@Destinymasha i think u did this with me yesterday and failed ._.

OpenStudy (anonymous):

A

OpenStudy (anonymous):

is he right?

OpenStudy (destinymasha):

no i didn't......

OpenStudy (destinymasha):

yes --its A Precambrian time

OpenStudy (anonymous):

kk ty

OpenStudy (destinymasha):

yup

OpenStudy (anonymous):

are you sure

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