By the definition, we can remove the mimus sign before $$-19$$. We get $$19$$ and choose $$\text{A}$$. 
Find the value of $$\left\textbar{} -19 \right\textbar$$. 
Options:
1: $$19$$ 
2: $$-19$$ 
3: $$23$$ 
4: $$0$$ 