$$2+\sqrt{2}, 6,6+\sqrt{6}, 8 + 2\sqrt{2}, 10 +\sqrt{10}, ............., 14 + \sqrt{14}$$

A

$$12 + 4\sqrt{2}$$

B

$$12 + 2\sqrt{2}$$

C

$$12 + \sqrt{2}$$

D

$$12 + 2\sqrt{3}$$