Use the theory that you developed in week two. Improve it by using the information you have obtained in the intervening weeks. Use the Conceptual - Theoretical - Empirical Model (CTE) to link the operational definitions with the empirical indicators with the theoretical concepts and the conceptual model components. Post your revised theory and explain how you would measure the concepts and proposition in a research study.

i believe

clean air is essential for health and survival

clean air provides nitrogen gas for plant respiration

clean air supplies oxygen that enables living organisms to breathe

hope this

i am brianly

sorry if this doesn't

answer; correlational;

answer

car dealerships cannot obtain stock

explanation

recession is a period in the economy of a nation or a state   when there is temporary economic decline that is when people produce and spend less. that is industrial activities are reduced.it can be caused by increased unemployment which leads to less growth and a drop in consumer spending which affects businesses. during this period business sales and revenues decrease thus causing businesses not to expand this is because the demand goes down and the businesses start reporting loses.