How did the development of farming affect the jobs available to people of the river valley civilizations?

your answer will be b. improving roads, bridges, and other infrastructure. hope i !

it was the first major victory for the colonists.

once he became head of state in 1915, venustiano (his name was not victoriano) carranza was able to implement some of his ideas, such as the drafting and the promulgation of the mexican constitution of 1917, which is still the current constitution of that country.