The answer is B Biological perspective
The effect of the controlled use of fire by hominids is that it contributed to geographical expansion and food production techniques in positive ways.Fire enabled the clearance of bushes and forests which facilitated easier expansion. It also changed food production as it could now be cooked and preserved.
Answer:
The answer is A. Operational definition.
Explanation:
The operational definition refers to how operationalization is used to define the terms concerning a process. This process is necessary to determine a phenomenon's nature as well as to know its properties. For example, duration, quantity or chemical composition.
The different procedures could be repeated by anyone or by peers. An operational definition is usually established to have a theoretical definition. The operational definition is related to a process to identify an object through its differences from its empirical experience's background.
