The major events of Pre-Cambrian era include _________________ – McqOptions

MCQOPTIONS

1.	The major events of Pre-Cambrian era include _________________
A.	formation of crust, birth of oldest known rock, origin of life
B.	formation of present day atmosphere
C.	All of the above.
D.	formation of crust, continents and oceans
Answer» D. formation of crust, continents and oceans

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