The core of corporate culture is people-oriented values, specifically respecting people, serving people, and developing people. Respecting people is equal to people, caring, understanding, and tolerant; serving people is to provide people with thoughtful and meticulous services and provide a variety of services. Protection and guarantee measures; the development of people is to realize the various rights and interests of people in accordance with their actual needs and goals. According to the above definitions, Which of the following are at the core of corporate culture:. ['Some big business ideas and business strategies of business leaders.', 'Corporate responsibility, innovation, integrity, driving force, influence.', 'Think of people, not money, and machines as natural resources.', 'Values of corporate managers, industry professionals, and ordinary employees.']