This is the forces that combine to make the production of products and services possible.

a. product factors

b. factors of service

c. factors of production

d. service factors

"Factor of Production" is the force that combine to make the production of products and services possible.

Explanation:

Factor of production involves land, labor, capital, and entrepreneurship.

Land:

The important factor is that it creates major revenue through oil, gases and other possible resources which can be obtained from the land.

Labor: Starting from the person who brought bricks to build the company till the top management of the company are part of the Labor factor.

Capital: A factor which implicitly support as a factor of production. Without capital there is no chances of production or providing wages.

Entrepreneurship: These are the brainstorms who plan and create product and sits at the top level and make production and service possible.