How did railroads help define the era and benefit the nation? A. They united the country by making tariffs profitable for each region: North, South, and West.

B. They helped create one integrated economy, moving raw materials from farms in the North to factories in the South.

C. They were used to ship goods and crops across the nation and helped achieve unprecedented growth.

D. They strengthened democracy in the United States by making election results known in a timelier manner.

How might an author with the opposite attitude rephrase the following sentence? this historic building is a local treasure, with a distinctive exterior and many antiques and fascinating artwork on the inside. choose the correct answer from the following choices, and then select the submit answer button. it's a shame this old building hasn't been torn down yet: its ugly design makes it an eyesore, and it is full of rickety furniture and dusty paintings. this building was built over 100 years ago and features a design not seen on many other buildings of the era as well as a large collection of furniture and art. the old man running the antiques shop watched the kids with suspicion, worrying they would not handle his fragile merchandise with proper care. it is vital that we preserve the history of our town by taking care of buildings like this one, with its interesting design and outstanding collection of art and furniture.

Reread paragraph 4. what direct impact did the efforts individuals like ava deer have?

One of the author's purposes in the code book is to explain different types of codebreaking to his readers. which line best demonstrates this purpose? a theoretical breakthrough would be a fundamentally new way of finding alice's private key mathematicians have been studying factoring for centuries, and modern factoring techniques are not significantly better than ancient techniques a more recent development is the so-called tempest attack, which aims to detect the electromagnetic signals emitted in a computer's display unit if scientists could build a quantum computer, it would be able to perform calculations with enormous speed mark this and return save and exit next submit