Which of the following statements about the Hazratbal Shrine in Srinagar, famous for housing a holy relic are correct?

I. Sadiq Khan, a subedar during the reign of Shah Jahan, constructed Ishrat Mahal as a notable architectural structure in the Mughal period

II. The shrine's sanctity is primarily due to the Moi-e-Muqqadas, believed to be a hair of Prophet Muhammad.

III.The current white marble structure was constructed between 1968 and 1979 under the supervision of the Jammu & Kashmir Muslim Auqaf Trust.

Choose the correct option: