On which of the following days is Human Rights Day celebrated every year?

Ravindranath Samant has been appointed as the Lokayukta of which of the following states? 

Baba Adhav passed away at the age of 95. Who was he?

The Gujarati edition of the book titled “I Like Challenges,” launched by Union Home Minister Amit Shah, is based on whose life? 

Which of the following states has become the first state in India to complete 100% digitization of its electoral rolls under the Special Intensive Revision (SIR) program?