The land purchased as a result of this act had to be settled and occupied by people planning on permanent occupancy.
a.

homestead act

c.

dawes act
b.

morill-land grant act

d.

sherman act

A. Homestead Act. 

For people who were planning to permanently occupy a home, the first had to follow this rule called the Homestead Act which meant that they had to live in the home for 5 years before they could own it

The best and most correct answer among the choices provided by the question is the first choice "Homestead Act"

Signed into law by President Abraham Lincoln on May 20, 1862, theHomestead Act encouraged Western migration by providing settlers 160 acres of public land. In exchange, homesteaders paid a small filing fee and were required to complete five years of continuous residence before receiving ownership of the land.

I hope my answer has come to your help. God bless and have a nice day ahead!

from the conditions of the working class in england by friedrich engels,the main idea is :

manchester's leaders hoped to oppress its working class to benefit factory owners.