Explanation:

3rd option is correct.
The Nirankari movement was started by one Baba Dyal, a Sehajdhari. He was tired of seeing Sikhism being continuously infiltrated by Hindu rituals and started a movement to purify Sikhism back to its pristine roots. His son, Darbara Singh was responsible for making of the Anand Karaj that we know of today, in which the groom and bride circle the Guru Granth Sahib.