The correct order of increasing basicity of the given conjugate bases

1.	The correct order of increasing basicity of the given conjugate bases (R=CH_(3)) is :
Answer» `RCObarO LT HC -=BARC lt barNH_(2)` `barR lt HC -= RCObarO lt barNH_(2)` `RCObarO lt barNH_(2) lt HC -= barC lt barR` `RCObarO lt HC-=barC lt barNH_(2) lt barR` Answer :D

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