Need help on my discussion ASAP

"Organizational Culture"  Please respond to the following:

• Determine what you believe to be the most influential external environment factor shaping organizational culture for managers and business leaders in the 21st century. Provide support for your rationale.
• Suggest the most significant impact that globalization has had on organization culture in today’s work environment. Indicate whether the impact has been positive or negative from a management perspective. Provide support for your rationale.