To Test the Effect of Vitamin D on Growth, Two

question 80

Multiple Choice

To test the effect of vitamin D on growth, two groups of rats were raised under identical conditions and fed the same diet. One of the groups received daily injections of vitamin D. The other group received injections of saline, which did not contain vitamin D. All the rats were weighed weekly for 2 months. In this experiment, the control was the

• A) group receiving vitamin D.
• B) 2-month period of time.
• C) average weight gain of the rats.
• D) group receiving saline.

---

Definitions:

General Merchandise Retailers

Retail stores that sell a wide variety of products across different categories, often including clothing, home goods, and food items.

Exclusive Distribution

A distribution strategy where a supplier grants the rights to sell its products to only one retailer or a select few within a particular territory.

Selective Distribution

A marketing strategy where products are sold at a limited number of outlets, targeting specific channels or geographic areas.

Specialty Stores

Retail businesses that focus on specific product categories, offering a deep assortment in those categories.