Why were the reaper and the steel plow important for nineteenth-centuary agriculture? a. reduced yields but cut labor costs b. made farming of new crops in the east possible. c. allowed midwestern families to raise and maintain production d. they made harvests slower but less expensive

C. Allowed Midwestern families to raise and maintain production

Explanation:

The reaper and steel plow made it accesible for small families to grow and harvest crops with their limited budget to be able to afford tools that made the harvest and plantation of crops easier by allowing them to break down the eart easier with less time of work, and to do the same at harvest, using the reaper to harvest crops on time.

1. darius the great     persia  

2. piankhi       nubia

3. ezana       aksum

4.     nebuchadnezzar     babylonia

5. shalmaneser iii     assyria