Which philosophy is called the Advaita?

Q. Which philosophy is called the Advaita?
A. Shankaracharya
B. Ramanujacharya
C. Nagarjuna
D. None of the above
Answer: Shankaracharya

A. Shankaracharya
B. Ramanujacharya
C. Nagarjuna
D. None of the above
Answer: Shankaracharya