What did Walmart's CEO, Lee Scott, realize about the company's approach to social issues?
A) They could ignore public opinion
B) They needed to focus solely on profits
C) They were caught off-guard by social and environmental issues
D) They had no responsibility towards society
E) They should not engage with critics
Explanation: Lee Scott admitted that Walmart had been surprised by its entanglement in social and environmental issues, indicating a need for the company to adapt to changing public expectations.