A large company wants to find out what team building activity it’s employees Peter. Which of the following samples can best give the valid generalizations

All employees who have worked in the company for 5 years or more
Alll 624 female employees
A group which one member from we had department
400 randomly chosen employed from the list of all employees

The sample that can best give valid generalizations is "400 randomly chosen employees from the list of all employees." This sample includes a diverse range of employees from different departments, levels of experience, and genders, allowing for a more accurate representation of the entire company. This sample size is also large enough to ensure that the findings are statistically significant.