A large company wants to find out what team-building activity its employees prefer. Which of the following samples can give the most valid generalization?

(1 point)

• all employees who have worked in the company for 5 years or more
• all 624 female employees in the company
• a group with one member from each department
• 400 randomly chosen employees from the list of all employees

The sample that can give the most valid generalization is "400 randomly chosen employees from the list of all employees".