Use the Following to Answer Questions

Multiple Choice

Use the following to answer questions :
Refer to the figure below

-How does the figure illustrate the concept of a sensory threshold?

A) Sensory thresholds and sensory codes are essentially the same concept.
B) A stimulus that is strong enough to cause a sensory receptor to fire will not cause the sensory receptor to reach threshold.
C) Stimulus strength is the only sensory modality that affects sensory thresholds.
D) If the stimulus is weak enough, the sensory receptor will not reach threshold and will not produce an action potential.