Answer:
a conditioned stimulus
Explanation:
Ivan Pavlov was a great psychologist who has discovered the theory of classical conditioning while experimenting with dogs and has given a few important terms in the theory including conditioned and unconditioned stimulus and response.
Conditioned stimulus: According to Pavlov's experiment on classical conditioning, the term conditioned stimulus is defined as a formerly neutral stimulus after getting connected with an unconditioned stimulus gives rise to a conditioned response.
In the question above, the statement signifies that the sound of the bell is a conditioned stimulus.
Answer:
2020
Explanation:
7TH MENTAL BREAKDOWN TODAY
Before 1611, Rolfe began cultivating tobacco seeds grown in the West Indies; he probably obtained them from Trinidad or some other Caribbean location. When the new tobacco was sent to England, it proved immensely popular, helping to break the Spanish monopoly on tobacco and create a stable economy for Virginia. America known for being the first person to cultivate tobacco in Virginia and for marrying Pocahontas.