According to Kouzes and Posner, the statement below was made by who?

$$to be able to envision the future, you have to understand the present. You have to listen to your team and feel their pain. Only when you understand the current challenges, will you be able to imagine a better tomorrow.$$

Select one:

a$.$

IBM's Amit Tolmare

b$.$

Google's Sundar Pichai

c$.$

Tesla's Elon Musk

d$.$

HP$\text{'}$s Meg Whitman