1 What is the MAIN reason the author includes the section "Technology And
Science"?

b.

explanation:

he is racist

"oh, lets coppy china and build a great wall around bla bla bla.that way,we wont lose out to other countries." in the end, he did not build anything

the right answer is the third one: turnpikes went short distances to connect markets. turnpikes, also known as toll roads, were very important for trade and transportation (of people, goods and products) in the 19th century, coinciding with the expansion towards the west. they contributed significantly to the economic development of the united states.

there are hundreds of postives ways to unite a country with another country here are a   few

1 peace treaty's peace treatys

are basically a document signing a allliance with one country and another.

2 gift

what i mean by this is for example how the french gave the americans the statue of libery a gift of peace.