PT XYZ signs a secondment agreement with Paris Saint Germany Company (PSG Co.), a company residing in France. PSG assigns its staffs as PT XYZ's employees for 5 months. The employees obtain salaries directly from PT XYZ. In addition to that PSG Co provides advices from France. In relation with the above agreement, PT XYZ pays IDR 500 million to PSG Company.

What is the payment made by PT XYZ to PSG Company called?

a. Management fee.

b. Technical fee.

c. Consultant fee.

d. Employment fee.