The correct answer is D. The equipment and factories needed to produce goods.
Step-by-step explanation:
Capital along with land, labor, and entrepreneurship is one of the factors of production. Capital includes all machines, technologies, and infrastructure that is required to manufacture products or to transform raw or natural materials (land) into other products that can be sell (goods). Therefore, the capital refers to all technologies or machines used to extract raw material, then the ones used during the process of manufacture and also the infrastructures required such as factories. According to this, capital can be defined as "The equipment and factories needed to produce goods".