The answer to the blank space is discriminative stimuli.
A discriminative stimulus means that this thing differs from the others – and thus the person who perceives it will be more likely to be attracted to it. Buy one get one deals are essentially this type of stimulus since people are more likely to gravitate to it than other deals because they believe they will get a better deal by choosing to purchase the item.
The correct statement is Inflation is problematic if unexpected
Money loses purchasing power during inflation and there's too much of it.
Answer:
The correct answer is
d. lower interest rates and greater investment.
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