Explanation:

- Option 1: Shobha Abhyankar

- Shobha Abhyankar is not widely known in historical records related to early 20th-century performances.

- Option 2: Annupamaa

- Annupamaa does not appear to be associated with historical events like the Delhi Darbar of 1911.

- Option 3: Allah Jilai Bai

- Allah Jilai Bai was a celebrated artist, but she was renowned later and belonged to a different geographical area.

- Option 4: Janki Bai

- Janki Bai, also known as "Chappan Churi," was a well-known Hindustani classical vocalist from Allahabad.

- She, along with Gauhar Jaan, is historically documented to have performed for Emperor George V at the Delhi Darbar in 1911.