The two television shows that helped introduce America to new rock ‘n’ roll artists by frequently presenting live performances are <u>Dorsey Brothers' Stage Show</u> and The Ed Sullivan Show.
Both TV shows had the likes of Elvis Presley present and performing their Rock n Roll music on the show live.
Dorsey Brothers' Stage Show was 1-hour show that aired on CBS 
Stage Show was hosted by Tommy and Jimmy Dorsey and produced by Jackie Gleason.
On the other hand, The Ed Sullivan Show was hosted by entertainment columnist Ed Sullivan. It also aired on CBS television.
Both TV shows promoted Rock n Roll during the period of 1950s to 1960s.
Hence, in this case, it is concluded that the correct answer is <u>Dorsey Brothers' Stage Show and The Ed Sullivan Show</u>.
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Based on the given description above regarding Reagan's economic program which is also known as the "supply-side economics", this kind of program has depended on tax cuts and high interest rates. This is based on Reaganomics promoted by Ronald Reagan. This aims in lowering government expenditure and and taxes. 
        
             
        
        
        
Answer:these weights were commonly made of stone and helped people trade  in a sense of there was no room for scams when you could measure
 
        
             
        
        
        
The correct answer is:
C) Reduce the money supply	
One  method of having control of inflation is by a contractionary monetary policy. A contractionary policy reduces the money supply within an economy by decreasing bond prices and increasing interest rates. This helps reduce spending because when there is less money to go around, those who have money want to keep it and save it, instead of spending it.