Concept: The term refers to the total number of people available and willing to work in an economy.Explanation:The working population, also known as the labour force, includes all individuals of working age who are able and willing to supply labour for the production of goods and services.It covers both those who are employed and those who are actively seeking work.It does not include people who are not willing or not able to work, such as full-time students, retirees, or the disabled.Answer: Working population (Option B)