According to the Introductory Video in Section 1

question 13

Multiple Choice

According to the introductory video in section 1.1,which of the following is considered to be the lifeline of civilizations?

• A) roads
• B) rivers
• C) mountains
• D) glaciers

---

Definitions:

Primary Variable

A key factor or element that holds a central importance in a statistical analysis or research study.

Instructional Design

This is the systematic development of educational experiences and materials that enhance learning effectiveness, efficiency, and appeal.

Needs Assessment

A systematic process used to determine and address the gaps between current conditions and desired conditions or wants.

Task Analysis

The process of breaking down a task into its component steps or actions to understand the requirements for successful performance.