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In a system:  If the concentration of C at eqilibrium is increased by a factor 2, it will cause the eqilibrium concentration of B to change to:

(a) twotimes of its original value

(b) one half of its original value

(c) 2$\sqrt{2}$ times of its original value

(d) $\frac{1}{2\sqrt{2}}$ times of its original value