The value of $$2\times7 \di 14 of 4-5\div 4\times\left(9-11\right) + 2-2\times6 \div 8$$ of 3

A

$$3\frac{1}{2}$$

B

$$4\frac{1}{4}$$

C

$$2\frac{1}{2}$$

D

$$4\frac{3}{4}$$