What is the simplified value of $$\left\{\left(4-\frac{2}{1+\frac{2}{1-\frac{1}{2+\frac{3}{4}}}}\right)\div1\frac{5}{12} of \frac{17}{145}-\left(4+3\div0.5-1\right)\right\}$$?

A

$$-4$$

B

1

C

3

D

$$-2$$