Explanation:

- Option 1: Contemporaries

- This term refers to people or things existing or occurring at the same time.

- It does not necessarily imply that they work at the same place.

- Option 2: Homogeneous

- Describes a group made up of similar or identical elements.

- It's more about uniformity, not specifically about the workplace.

- Option 3: Fellows

- This term can refer to people engaged in the same activity or group.

- It isn't specific to sharing a workplace, more to being part of the same category or activity.

- Option 4: Colleagues

- This is the most accurate term for individuals working together in the same place.

- It directly refers to people in the same profession or workplace.

Correct Answer: Option 4 - Colleagues