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Which of the following is equivalent to:

$$ {\sin { (\tan ^{ -1 }{ (\frac { \sqrt { 3 } }{ 3 } } ) } }$$

$ {\cfrac {\sqrt { 3 } }{ 3 } } $

$ {\cfrac {\sqrt { 3 } }{ 2 } } $

$ {\cfrac {\sqrt { 2 } }{ 2 } } $

$ {\cfrac { 1 }{ 2 } } $

$2$