If $$(2x + 3)^{10} = a_{0}+a_{1}x+ \cdot\cdot\cdot +a_{10}x^{10}$$, then $$a_{0}+a_{2}+a_{4}+ \cdot\cdot\cdot + a_{10} =$$

A

$$\frac{5^{10}}{2}$$

B

$$\frac{5^{10-1}}{2}$$

C

$$\frac{5^{10+2}}{2}$$

D

$$\frac{5^{1}}{2}$$