\(8 \dfrac{1}{3} - \left[ 3\dfrac{1}{4} + \left\{ 5 \dfrac{2}{3} - \dfrac{1}{5}\left( 7 \dfrac{1}{6} - \dfrac{1}{2} - \dfrac{1}{3}\right)\right\} \right]\)

• A. \(\dfrac{31}{60}\)
• B. \(\dfrac{41}{60}\)
• C. \(\dfrac{43}{60}\)
• D. \(\dfrac{23}{60}\)