Solution
Correct Answer: Option B
While Jan Koum was one of the co-founders and the former CEO of WhatsApp, he stepped down from the position in 2018. As of today, Will Cathcart is the current CEO of WhatsApp
Here's a breakdown of the information:
Jan Koum: Co-founder and former CEO of WhatsApp (2009-2018)
Will Cathcart: Current CEO of WhatsApp (2019-present)