The correct answer is (b) 9 Judges.
The case was decided by a nine-judge bench of the Supreme Court of India, headed by Chief Justice Dipak Misra. The other judges on the bench were Justices A.K. Sikri, A.M. Khanwilkar, D.Y. Chandrachud, Ashok Bhushan, S. Abdul Nazeer, R.F. Nariman, Indu Malhotra, and K.M. Joseph.
The case was decided on August 24, 2017. The court held that the right to privacy is a fundamental right under the Constitution of India. The court also held that the government cannot collect or store data on individuals without their consent.
The case was a landmark decision in the history of privacy law in India. It has had a significant impact on the way that the government collects and uses data on individuals.
The other options are incorrect. Option (a) is incorrect because the case was decided by a nine-judge bench, not a five-judge bench. Option (c) is incorrect because the case was decided by a nine-judge bench, not a seven-judge bench. Option (d) is incorrect because the case was decided by a nine-judge bench, not an 11-judge bench.