Pandit Acchan Maharaj was a Kathak legend of which of the following gharanas?

The correct answer is Lucknow.

Step-by-step Explanation:

1. Identify the personality: Pandit Acchan Maharaj (originally named Jagannath Maharaj) was one of the most prominent exponents of Kathak, a classical dance form of India.
2. Lineage and Family: He was the eldest son of Pandit Kalka Prasad and the nephew of Pandit Bindadin Maharaj. He is also famous as the father and guru of the legendary Kathak maestro, Pandit Birju Maharaj.
3. Association with the Gharana: The Lucknow Gharana (specifically the Kalka-Bindadin family of Lucknow) is renowned for its grace, expressive facial expressions (bhava), and elegant postures. Pandit Acchan Maharaj served as a court dancer in various princely states and played a key role in preserving and propagating the style and traditions of the Lucknow Gharana of Kathak.