In a conditioning experiment, Andrew hears a tone just prior to receiving a puff of air to his eye that causes an eyeblink response. In this experiment, the tone is the , the puff of air to the eye is the , and the eyeblink is the .

Early 18th century british industries were generally small scale and relatively unsophisticated. most textile production, for example, was centred on small workshops or in the homes of spinners, weavers and dyers: a literal ‘cottage industry’ that involved thousands of individual manufacturers. such small-scale production was also a feature of most other industries, with different regions specialising in different products: metal production in the midlands, for example, and coal mining in the north-east.two illustrations of 18t

D. providing for public safety