This question is followed by four possible answers. The alternatives other than the correct answer also seem to have a relationship with the item mentioned in the statement. You are required to select the absolute truth which always holds or verifies the truth of the statement: "A factory always has_______________"

Workers

"A factory always has workers"

Workers are essential for the operation of a factory because they are responsible for operating machinery, assembling products, managing processes, and performing various tasks related to production. While electricity, water, and chimneys are also common features in factories, the presence of workers is fundamental and necessary for the factory's operation and productivity.