Which of the following was not a reason the united states needed a stronger national government system?
a. states maintained control over their own currency.
b. the articles of confederation based the number of votes a state had in congress on the size of its population.
c. western settlers needed protection from native americans that the united states could not provide.
d. shays’ rebellion proved the united states needed a national military for protection.

The Answer is 100%  A.)

States maintained control over their own currency

Explanation:

the dust bowl, otherwise known as the dirty thirties, was a huge dust storm that killed multiple (and i mean  multiple) farmer's crops, leaving them homeless, and foodless, and jobless. in california, there were 5.7 million residents, and the population shrank as mexicans were repatriated. however, when the dustbowl happened, a lot of people began to move to california. by 1940, 250,000 people had arrived. therefore, your answer would be  the population increased, massively.  i hope this !

explanation:

a

explanation: