When Driving, You Only Go Through a Traffic Signal When

question 38

Multiple Choice

When driving, you only go through a traffic signal when it is green, not when it's red. The color of the light is BEST described as serving as a(n) :

• A) discriminative stimulus.
• B) primary reinforcer.
• C) unconditioned stimulus.
• D) neutral stimulus.

---

Definitions:

Endoderm

The innermost of the three primary germ layers in the early embryo that gives rise to the lining of the digestive and respiratory systems.

Mesoderm

A middle layer of cells or tissues in an embryo from which many organs and tissues such as muscle, bone, and blood vessels develop.

Subcutaneous Adipose Tissue

A layer of fat stored directly under the skin, serving as insulation and energy storage.

Skin Wound

A break or opening in the skin that results from injury or surgical incision.