The changes in interest rates affect the money supply because as interest rates fall, people generally hold more cash, restricting the money supply.
<h3>What are the effect of rise and fall of interest rates?</h3>
When there is a fall in interest rates its increases the amount of money people wish to hold while a rise in interest rates leads to a decreases that amount people wish to hold.
Therefore, the Option A is correct
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Even though the map wasn't provided, it is possible to answer the question by saying that the correct alternative is letter<em> A: Nazi leaders wanted to keep the existence of extermination camps secret.</em>
The extermination camps were built to murder sistematically jewish, communist and all other kinds of people that the Nazi considered inferior. The idea was to have them in hidden places so as not to cause commotion.