Answer:
c. spontaneous recovery
Explanation:
Dogs tend to associate stimuli and develop a response. Spontaneous recovery is related to learning and memory, and in technical terms, it is the reappearance of a conditioned response after a delay. It is associated with classical conditioning, by combining two stimuli and producing a response.
Challenge your muscles to work harder or longer than they usually do
Because the respiratory system will continue to force air down. Hope this helps.
