World’s top 10 Best-Performing Chief Executives

Current context: Three Indian-origin CEOs have been featured in a list of world's top 10 best-performing chief executives.

• Harvard Business Review (HBR) has published 'The Best-Performing CEOs in the World, 2019'.
• The list consists of top 100 CEOs of the world and the list is topped by American technology company NVIDIA's CEO Jensen Huang.
• The Indian-origin CEOs in the list are:

1. Shantanu Narayen- at 6th spot is Adobe CEO
2. Ajay Banga- at 7th position is MasterCard CEO
3. Satya Nadella- on the 9th spot is Microsoft chief
4. India-born CEO of DBS Bank Piyush Gupta is positioned at the 89th spot

• The list is based on financial performance, environmental, social, and governance (ESG) ratings.
• HBR has been releasing the list since 2015.
• The 2019 list has 4 female CEOs in the top half of the rankings, that was 3 in 2018 and 2 in 2017.
• Amazon CEO Jeff Bezos has topped the list every year since 2014, failed to make this year's list owing to Amazon's relatively low ESG scores.

Question:

Q.1 'The Best-Performing CEOs in the World, 2019' was recently in the news, is topped by? 
a. Adobe CEO Shantanu Narayen
b. NVIDIA's CEO Jensen Huang
c. MasterCard CEO Ajay Banga
d. Amazon CEO Jeff Bezos