Answer:
b. land, labor, capital, and entrepreneurial ability is the correct answer.
Explanation:
Factors of production are needed in the production to produce goods and services.
The four factors of production are:
land: includes natural resources such as water, natural gas, forests, oil and coal which are used to produce finished products and service.
labor: it includes all human input.
Capital: refers to the manufactured resources and man-made resources such as machines, factories, computers, hammers.
Entrepreneurial ability.: is the willingness and ability to manage and develop a business plan along with any type of risk in order to get a profit.