For the Chemical Equilibrium AA +BB $\leftrightarrows$ CC, the Value of the Equilibrium Constant, K, Is 10

For the chemical equilibrium aA +bB $\leftrightarrows$ cC, the value of the equilibrium constant, K, is 10. What is the value of the equilibrium constant for the following reaction?


$\frac { 1 } { 2 }$ CC $\leftrightarrows$ $\frac { 1 } { 2 }$ AA+ $\frac { 1 } { 2 }$ BB

A) 0.32
B) 10
C) 3.2
D) 3.1
E) 32