Which one of the following statements is $\text{NOT TRUE}$ for a continuous time casual and stable $LTI$ system?
- All the poles of the system must lie on the left side of the $j\omega$ axis
- Zeros of the system can lie anywhere in the s-plane
- All the poles must lie within $|s|=1$
- All the roots of the characteristic equation must be located on the left side of the $j\omega$ axis
