If (4+\sqrt{7}) is presented in the form of perfect square it will be equal to :
[A] \left ( 2+\sqrt{7} \right )^{2}
[B] \left ( \sqrt{3}+\sqrt{4} \right )^{2}
[C] \left [ \frac{\sqrt{7}}{2}+\frac{1}{2} \right ]^{2}
[D] \left \{ \frac{1}{\sqrt{2}}(\sqrt{7}+1) \right \}^{2}

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