已知\(f\left(x\right)=2\sin \left(2x+ \dfrac{π}{6}\right) \)，若将它的图象向右平移\(\dfrac{π}{6} \)个单位，得到函数\(g\left(x\right) \)的图象，则函数\(g\left(x\right) \)图象的一条对称轴的方程为\((\) \()\)
A. \(x=\dfrac{\pi }{3}\)
B. \(x=\dfrac{\pi }{4}\) C. \(\dfrac{\pi }{6}\) D. \(\dfrac{\pi }{12}\)
