Which Statements About Subsidiary Alliance ?

Which one of the following statements about Subsidiary Alliance devised by Lord Wellesley in the year 1798 is not correct?

1. The territories entering into a subsidiary Alliance with the British were responsible for their own internal and external protection
2. In the territory of the ally, a British armed contingent would be stationed
3. The ally would have to provide the resources for maintaining the British contingent in the territory
4. The permission of the British was needed for the ally to enter into agreements with other rulers