Brand X Diapers, a National Brand, Has Been Declining in Absolute

question 36

Multiple Choice

Brand X diapers, a national brand, has been declining in absolute level of sales for the last four consecutive months. The product manager asks the market research department to do a study to determine why sales have declined. The most appropriate research type would be ________.

• A) a laboratory experiment
• B) a field experiment
• C) a descriptive study
• D) an exploratory research
• E) a causal research 

---

Definitions:

Glomerulonephritis

An inflammation of the tiny filters in the kidneys known as glomeruli, which can affect kidney function.

Renal Medulla

The middle portion of the kidney.

Middle Portion

The central segment or part of an object, area, or concept.

Renin

A hormone secreted by the kidney that helps to regulate blood pressure.