Pick out the most stable carbonium ion

1.	Pick out the most stable carbonium ion
Answer» `C_(6)H_(5) - UNDERSET(underset(C_(6)H_(5))(\|))OVERSET(+)(C )-C_(6)H_(5)` `CH_(3) - underset(underset(CH_(3))(\|))overset(+)(C )-CH_(3)` `CH_(3) - overset(+)(C )H- CH_(3)` `CH_(3) - CH_(2) - overset(+)(C H_(2))` ANSWER :A

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