The correct answer is (a) Satya Nadella.
Satya Nadella is an Indian-born American business executive who is the chief executive officer of Microsoft. He was appointed CEO in February 2014, and became chairman of the board in June 2021. Nadella has been credited with transforming Microsoft from a traditional software company to a cloud computing leader.
Steve Ballmer was the CEO of Microsoft from 2000 to 2014. He is currently the chairman of the board of trustees of the University of Southern California.
Amy Hood is the chief financial officer of Microsoft. She has been with the company since 2002.
Sanjay Gupta is the chief medical correspondent for CNN. He is also the co-founder and chairman of the board of directors of the Dana-Farber Cancer Institute.