If $$C_r = ^{10}C_r$$, then the value of $$C_0 + 3.C_1 + 5.C_2 + ..... + 21.C_{10} =$$

A

$$2^{10}$$

B

$$9(2^{10})$$

C

$$11(2^{10})$$

D

$$2^{9}$$