What is the value of: $$\frac{12  of  3 \div 6 + 12 \times 2 - (2 \times 4 - 5)}{12 \div 3 \times 4 + (2 \times 4 - 5)}$$?

A

$$\frac{27}{22}$$

B

$$\frac{23}{17}$$

C

$$\frac{27}{19}$$

D

$$\frac{21}{9}$$