Macroeconomists are like scientists because they both:

1. collect data, develop hypotheses, and analyze the results.
2. are unlimited in their use of controlled experiments.
3. rely on data analyzed from experiments they set up in a laboratory.
4. design data and conduct controlled experiments to test their theori

1) collect data, develop hypotheses, and analyze the results.

Explanation:

Scientist are the professional who work in physical science or natural scientist field to gather information ,creates hypothesis for testing or experimentation to know about the actual outcome.

Macroeconomic is the field where overall economy is studied and analyzed to generate studied supposition .From created theory, evaluation of phenomena is done.

Other options are incorrect because unlimited usage of controlled experiment, relying on analyze data nd designing data are not the measure taken by scientist of macroeconomic field .Thus, the correct option is option (1).

b is the correct answer

answer; importance to people; or acceptance;