According to the National Institute of Standards and Technology of the U.S

question 15

Multiple Choice

According to the National Institute of Standards and Technology of the U.S. Department of Commerce, a gas cylinder that is color-coded brown and green should contain which of the following?

• A) O₂-N₂ mixture
• B) O₂-CO₂ mixture
• C) CO₂
• D) O₂-He mixture

---

Definitions:

Functional Assessment

A systematic process used to identify the underlying functions or purposes of a person's behavior in different environments.

Standardized Tests

Exams that are administered and scored in a consistent manner, often used in education to assess a student's achievement or abilities compared to a broader population.

Development Approach

A strategic process aimed at promoting growth, progress, or positive change within an individual, organization, or community.

Social Validity

The degree to which the goals, procedures, and outcomes of an intervention are acceptable and relevant to the people who are targeted, the stakeholders, and the society at large.