`CH_(3)-C-=C-CH_(3)overset("Cold " KMnO_(4))(to)(A)`
Product (A) is :
A. `CH_(3)-CH_(2)-overset(O)overset(||)(C)-overset(O)overset(||)(C)-H`
B. `CH_(3)-overset(O)overset(||)(C)-overset(O)overset(||)(C)-CH_(3)`
C. `CH_(3)-overset(OH)overset(|)(CH)-overset(OH)overset(|)(CH)-CH_(3)`
D. `O=CH-CH_(2)-CH_(2)CH=O`