In the given reaction (X) and (Y) will respectively be :
`X+Y underset(5^(@)C)overset(NaOH)rarr CH_(3)-overset(OH)overset(|)CH-underset(CH_(3))underset(|)CH-CHO`
A. `CH_(3)-CH_(2)-CHO` and `CH_(3)-CH_(2)-CHO`
B. `Ch_(3)-CHO` and `CH_(3)-CH_(2)-CHO`
C. `CH_(3)-CHO` and `CH_(3)-CHO`
D. `CH_(3)-CHO` and `CH_(3)underset(CH_(3))-underset(|)overset(CH_(3))overset(|)C-CHO`