Shanti Hiranand, who passed away on the 10th April, 2020 was the last intimate link with which among the following famous singers?

Shanti Hiranand was a renowned Indian classical singer and author, best known as a disciple of the legendary Ghazal singer Begum Akhtar. She trained under Akhtar in Lucknow and was widely considered the last intimate link to her musical legacy. She also authored a biographical book titled Begum Akhtar: The Story of My Ammi.