Answer:Unconditioned response; conditioned response
Explanation: in classical conditioning ,unconditioned response refers to an environmental stimulus which occurs naturally and automatically and triggers a natural response that has not been learned before , this response is called unconditioned response. Like when you cut an onion you will automatically shed an ear.
Conditioned stimulus is previously neutral stimulus such as a bell which is associated with an unconditioned stimulus which is meat , after this association the conditioned stimulus will start to trigger the same response as unconditioned stimulus , this response is a referred to as a conditioned response.
The answer is b that it is B
A settlement, or human settlement is the place where a person or a community is established. However, it is generally understood by "settlement" a group of dwellings with a certain degree of precariousness, either from the point of view of the basic services present, or even from the point of view of the legality of the occupation of a given territory. In the context of a given territory, a settlement is a permanent civilian presence protected by the military. There can be various types of settlements, according to the law and city planning can be divided in formal and informal ones.