Which of the following is NOT correct about Cabinet Mission?

[A] A common centre would control defense, communication and external affairs.

[B] Communal questions in the central legislature were to be decided by a simple majority of both communities present and voting.

[C] Provinces were to have full autonomy and residual powers will be given to a common centre.

[D] Princely states were no longer to be under paramount of the British government.

Answer: C

Notes:

Explanation: A common centre would control defense, communication and external affairs. A federal structure was envisaged for India.

Communal questions in the central legislature were to be decided by a simple majority of both communities present and voting.
Provinces were to have full autonomy and residual powers.
Princely states were no longer to be under paramount of the British government. They would be free to enter an arrangement with successor governments or the British government.
After the first general elections, a province was to be free to come out of a group and after 10 years, a province was to be free to call for a reconsideration of the group or the union constitution.
Meanwhile, an interim government was to be formed from the constituent assembly.

Source: Spectrum Modern India