The obvious reasons for the exercise of territorial jurisdiction, particularly relating to criminal law, are that:

1. The state where the crime is committed generally has the strongest interest in punishing the criminal;

2. The local forum is the most convenient one, since the witnesses and other facilities are most probably available there;

3. The offender is most likely to be found there,

4. To avoid the element of double jeopardy, i.e., subjecting the person to two legal systems at the same time.

As a result, all of the statements are correct. The correct option is E.