Which of the following carbo-cation is the most stable?

1.	Which of the following carbo-cation is the most stable?
Answer» `H- UNDERSET(underset(H)(\|))overset(overset(H)(\|))(C^(+))` `H_(3)C -underset(underset(H)(\|))overset(overset(H)(\|))(C^(+))` `H_(3)C-underset(underset(H)(\|))overset(overset(CH_(3))(\|))(C^(+))` `H_(3)C - underset(underset(CH_(3))(\|))overset(overset(CH_(3))(\|))(C^(+))` Solution :`{:(A,,B,,C,,D),(H_(3)C^(+),lt,CH_(3) overset(+)(C )H_(2),lt,(CH_(3))_(2) overset(+)(C )H,lt,(CH_(3))_(3)C^(+)),(1^(@),lt,1^(@),lt,2^(@),lt,3^(@)),("methyl",,"ethyl",,"isopropyl",,"tri-butul"):}`

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