Ramananda
Vallabhacharya
Chaitanya
Shankaracharya
None of these
Basavaraja
Ramanuja
Jain philosophy
Sufi philosophy
The Vedas
Buddhist philosophy
Guru Nanak
Guru Ramdas
Ranjit Singh
Guru Teh Bahadur
Guru Arjun Singh
Guru Govind Singh
Guru Hara Govind