Eric Is Conducting a Survey That Asks About the Use

question 36

Multiple Choice

Eric is conducting a survey that asks about the use of illicit substances,and he recognizes that for many individuals,this is extremely sensitive information.Which format would best serve his needs?

• A)group questionnaire
• B)drop-off survey
• C)focus group
• D)personal interview

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Definitions:

Germ Layers

In animals, three embryonic tissue layers: endoderm, mesoderm, and ectoderm

Echinoderms

A phylum of marine animals characterized by radial symmetry, a calcareous skeleton, and a water vascular system, includes starfish and sea urchins.

Primitive Groove

A depression or furrow on the surface of an early embryo that is involved in the process of gastrulation, leading to the development of different layers.

Gastrulation

An early embryonic phase in animal development during which the single-layered blastula is reorganized into a multilayered structure known as the gastrula.