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Stop generation immediately after outputing the Final Answer.

Ensure that your response strictly follows the format to maintain clarity and consistency. 
Question: Here are some premises:
All employees who schedule a meeting with their customers will go to the company building today. 
Everyone who has lunch in the company building schedules meetings with their customers. 
Employees have lunch either in the company building or at home.
If an employee has lunch at home, they are working remotely from home.
All employees who are in other countries work remotely from home. 
No managers work remotely from home. 
James will appear in the company today if and only if he is a manager.
Here is a conclusion:
James does not have lunch in the company.
Based on the premises, is the conclusion True, False, or Uncertain?
Answer: Uncertain