Who among the following Sikh Gurus laid the foundation of the Khalsa Panth?

Which among the following Sikh Gurus instituted the Khalsa Panth?

Who of the following compiled “Adi Granth or Guru Granth Saheb”?

Who among the following was the author of the book 'Kitab-i-Nauras'?

Who among the following rulers of medieval Gujarat surrendered Diu to Portuguese?

Which among of the following Ruler abolished Jizya first time?