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Among the following, which surfactant wi...

Among the following, which surfactant will form micelles in aqueous solution at the lowest molar concentration at ambient conditions?

A

`CH_(3)(CH_(2))_(15)N^(+)(CH_(3))_(3)Br^(-)`

B

`CH_(3)(CH_(2))_(11)OSO_(3)^(-)Na^(+)`

C

`CH_(3)(CH_(2))_(6)COO^(-)Na^(+)`

D

`CH_(3)(CH_(2))_(11)N^(+)(CH_(3))_(3)Br^(-)`

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The correct Answer is:
A
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