Answer:
a. Not directly related to the products or services of a project.
Step-by-step explanation:
Indirect costs are not directly related to the products or services of a project. Indirect costs do not become the direct part of the product or services, they are not directly related to the cost of the project. These costs are not directly related with the manufacturing or production.
Following are the examples of indirect costs:
Administration salaries,
security and personnel costs,
rent,
office expenses,
accounting expenses,
utilities bills and telephone charges etc.