Which is an example of the concept of manifest destiny in action?
a) the compromise of 1850
b) the missouri compromise
c) the transatlantic slave trade
d) the annexation of mexican territory

@jaythemobsterr

D) the annexation of Mexican territory

Explanation: Since "Manifest Destiny" was the belief that the U.S. was ordained by God to spread to the Pacific Ocean, the annexation of Mexican territory is the best answer here. The other issues deal with slavery or slavery in the territories of the United States.

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

d is the answer. leo should include the source.