Tools, machines, building, etc. that are required for production are called:

Correct option is A

Tools,machines, building, etc. that are required for production are called Fixed Capital.
· Fixed capital refers to the physical assets or resources that are used in the production process to produce goods or services over an extended period. These assets are durable and provide long-term value to the business.
· Machinery and Equipment: Tools, machinery, and equipment used in manufacturing, processing, or production activities are considered fixed capital. For example, assembly lines, industrial robots, and specialized machinery used in factories.
· Buildings and Infrastructure: Buildings, factories, warehouses, and other physical structures used to house production facilities or conduct business operations are part of fixed capital. Infrastructure such as roads, bridges, and utilities also fall under this category.
· Human capital:-It is meant the stock of people equipped with education, skills, health, etc.
· Working capital: Production requires a variety of raw materials such as the yarn used by the weaver and the clay used by the potter.