<span>The invention of tools and mastery of fire led to the development of "advanced civilizations," since this allowed for early humans to gain far more food sources and intake more calories. </span>
The are weird and don know how to stop talking
Answer:
The transcontinental railroad
the discovery of gold in the west
wide availability of farmland
Explanation:
took the test and got it right
Answer:
C
Explanation:
Because the americans they believe on new policies is the best way.
