Explanation:

- Option 1: Section 90

- This deals with the power of a civil court to make decrees concerning public charities or trust matters.

- It does not relate to foreign rulers, ambassadors, or envoys.

- Option 2: Section 86

- This deals with the circumstances under which a foreign state or its representatives, such as Rulers, Ambassadors, and Envoys, can be sued in India.

- Section 86 outlines the need for consent from the central government to bring such a suit.

- Option 3: Section 92

- Pertains to the procedures for legal actions regarding the administration of public trusts and charities.

- It doesn’t cover suits against foreign dignitaries.

- Option 4: Section 82

- Concerns the execution of decrees against the government or public officers.

- Not applicable to suits against foreign rulers and ambassadors.