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Explanation:
The correct answer is coupons and comparative shopping.
Coupons are commodities that give consumers a saving on the purchase of an item(s) at particular stores. These coupons help individuals to save money. Comparative shopping works in a similar way. However, instead of having a physical coupon to show, consumers can compare prices of goods from different stores using resources like newspaper advertisements or online databases.
Opportunity costs and marginal benefits have nothing to do with saving money. Rather, these deal with other economic principles like choosing between different options and the additional satisfication that a person gets from consuming more of a good.
This emotion is a very overwhelming one, its nervous and excited all put together which almost mimics fear.
Classical conditioning applies mostly to "biological response". Operant conditioning applies mainly to "<span>voluntary behavior".</span><span>
</span>Classical conditioning alludes to a learning system in which a biologically potent stimulus(e.g. sustenance) is combined with a formerly unbiased boost (we can take food as an example). It additionally alludes to the taking in process that outcomes from this matching, through which the neutral stimulus comes to evoke a reaction that is normally like the one inspired by the strong stimulus.
Operant conditioning refers to a sort of learning in which the results of conduct are controlled so as to increment or decline that conduct later on.
Answer:
The economic development of China under the Song dynasty was marked by improvements in farm tools, seeds, and fertilizers. The Song inherited the plow innovations described in the Tang dynasty text The Classic of the Plow, which documents their utilization in Jiangnan.
Explanation:
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