What Is Selling Additional Products or Services to an Existing

question 66

Multiple Choice

What is selling additional products or services to an existing customer?

• A) Cross-selling
• B) Up-selling
• C) Campaign management system
• D) Customer service and support

---

Definitions:

Concentration

The amount of a substance in a specific volume of solution, often measured in moles per liter.

Water

A ubiquitous chemical substance composed of hydrogen and oxygen, essential for all known forms of life and used in a wide range of industrial processes.

Interstitial Fluid

The fluid that fills the spaces between cells in tissues, serving as a means of transporting nutrients and wastes.

Blood Plasma

The liquid component of blood that carries cells and proteins throughout the body, comprising about 55% of total blood volume.