Be diverse?
are there any answer choices?
Answer:
The answer is collect data.
Explanation:
This is an essential step for answering research questions. The data can be collected through other research papers, or provided by the subjects using surveys, questionnaires or observations -in this instance, it is provided by the subjects' sewage. It might be necessary to visit the plant twice (at the beginning and the end of the research) to compare data and draw conclusions.
Their profession and skill in their profession
A.) a runoff voting system.
