How many statements are correct?

0 1 2 3 4

Statement 1. An annual time series will never have a seasonal component. Statement 2. A random component can exist in both a stationary time series and a non-stationary time series. Statement 3. A seasonal component is always a cyclical component. Whereas a cyclical component is not always a seasonal component. Statement 4. A non-stationary time series can have random, trend, and seasonal components at the same time.