Answer:
measuring production levels
Step-by-step explanation:
Economic rational choices refers to a scientific frameworks that a person or a group can use in order to fulfill all of their interests and needs. The means are the things that we can use before we make those rational choices
To make a rational economic choices, there are several steps that generally need to be followed:
Understanding what want to be achieved - analyzing the resources that we possess to achieve it - formulating potential plans - assessing cost and benefit of our action - choosing the best plans.
Measuring production levels is an activity that we do after the plan is already executed. Is not something that we do before we make the choice.