Which of the following people in Widget Corp., an information technology company, is most likely the chief sustainability officer?
1) John, who institutes an energy-efficiency review of every hardware and software product manufactured by the company.
2) Martha, who recruits top information technology professionals from different professional universities.
3) Julia, who oversees the day-to-day business operations in the company.
4) Mark, who is responsible for leading the development and execution of the company's long-term strategy with the sole goal to create shareholder value.