Which of the following series of events is out of order?

a
When demand increased after the Civil War, a boom in the sheep industry occurred, which led to conflicts with ranchers and farmers over grazing land.
b
Cattle drives of the late 1800s led to the establishment of large ranches, which led to the development of the railroad.
c
Overgrazing of cattle led to lower prices, which led to a decline in the cattle industry in Texas.
d
Large profits in the cattle industry led to rapid expansion, which led to a surplus of cattle.

Cattle drives of the late 1800s led to the establishment of large ranches, which led to the development of the railroad.

Explanation: I got it right

thomas jefferson. establishing a federal republic. although thomas jefferson was in france serving as united states minister when the federal constitution was written in 1787, he was able to influence the development of the federal government through his correspondence.

d. i assume the underlined word is "role." reformat if it isn't.

explanation:

role is closest to part because when replacing words, "playing a vital decision," "playing a vital activity," and "playing a vital dollar" don't make logical sense. the only meaningful choice is "playing a vital part."

this fits one of merriam-webster's definitions of role: "a function or part performed especially in a particular operation or process."