The reaper was invented by:
cyrus field
james howe
eli whitney
cyrus mccormick

Hello!

The correct answer is Cyrus McCormick.

The reaper is a farm implement invented in 1831 by Cyrus McCormick. This machine was used by farmers to harvest crops mechanically, this semi automated device made easier to harvest wheat.

Hope this helps.

explanation:

hitler's  "rise" can be considered to have ended in march 1933, after the reichstag adopted the enabling act of 1933 in that month. president paul von hindenburg had already appointedhitler  as chancellor on 30 january 1933 after a series of parliamentary elections and associated backroom intrigues.

d.

the northwest territory became the most densely populated area in the u.s.