The technical innovation shown in the image above most directly affected the us economy by

I have no idea what the answer is, but that train is "hella" detailed as the cool kids say.

But if you don't get any other answers, go for A.

I would say C, because it did help transport slaves

answer: "as an obese disordered country that has great food and fun places but has a bad government"

explanation: my friend in britain told me this

d) a week

because the land run of 1889, although not without precedent in the history of the west, further, their men were aboard the first trains, ready to jump off and begin staking their claims. oklahoma city, edmond, and guthrie were all so affected.