❗❗HELP ASAP❗❗Why did workers form trade unions in the early 1800s? A. New laws forced workers to organize.
B. Factory owners only hired workers that were union members.
C. Workers needed to receive training from unions to operate machines
D. Workers wanted to fight for better working conditions. ​

pretty sure it is c

explanation:

the answer is "by providing data about careers and annual mean wages"

the dominoes began to fall. the surrender at appomattox took place a week later on april 9. while it was the most significant surrender to take place during the civil war, gen. robert e. lee, the confederacy's most respected commander, surrendered only his army of northern virginia to union gen. ulysses s. grant

explanation:

we need the map to answer the question