Explanation:

- Motivation level improves:

- Promotions often come with new responsibilities, recognition, and sometimes a pay raise.

- These factors can enhance an employee's drive and enthusiasm for their work.

- Loyalty increases:

- Being promoted can make employees feel valued and appreciated by their organization.

- This can build a stronger commitment and loyalty to the company.

- Job satisfaction level is higher:

- Promotions can lead to increased job security, responsibilities, and recognition.

- These can contribute to higher levels of job satisfaction.

- Option 4 - All of the above:

- ? It considers all these aspects together, acknowledging that promotion has multiple positive outcomes on employees.

- Promotions generally improve motivation, loyalty, and job satisfaction simultaneously.