Consider the following statements
Statement $1$: Goodrich method for reservoir routing is based on hydrologic flood routing method.
Statement $2$: Muskingum method for channel routing is based on hydraulic flood routing method.
Which one of the following is correct?
- Statement $1$ is false; Statement $2$ is false
- Statement $1$ is true; Statement $2$ is false
- Statement $1$is true; Statement $2$ is true
- Statement $1$is false; Statement $2$ is true