X is:

1.	X is:
Answer» `NaBH_(4)//EtOH` `LiAIH_(4)//THF` `Al(OiPr)_(3)//CH_(3)-UNDERSET(OH)underset(\|)(CH)-CH_(3)` All of these Solution :X can be `NaBH_(4)//EtOH` or `LiAIH_(4)//THF` or `Al(OiPr)_(3)//CH_(3)-underset(OH)underset(\|)(CH)-CH_(3)`

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