- A.Product Mix and Product Line
- B.Customer-Based Brand Equity (Keller CBBE)
- C.New Product Development (NPD)
- D.Private Label vs National Brand ✓
Costco Kirkland is the textbook illustration of Private Label vs National Brand. The detailed walkthrough is in the concept guide. The other options are valid concepts but do not match the specific mechanics in this example.
How to think about questions like this
Application questions test whether you can connect a real-world example to the right framework. The trick is to ignore the surface details (industry, company name) and focus on the underlying mechanic the example illustrates.
For Private Label vs National Brand specifically, look for the signal: Private labels capture margin retailers would otherwise pay to manufacturers. That signal is what distinguishes the right answer from plausible-sounding alternatives.