What was the Second Great Awakening, and how did it develop? Describe and give two developments

The Second Great Awakening was a Protestant revival movement during the early nineteenth century. The movement started around 1800, had begun to gain momentum by 1820, and was in decline by 1870. ... The Second Great Awakening led to a period of antebellum social reform and an emphasis on salvation by institutions.

Explanation:

#2 the answer is d

#3 the answer is a

#4 the answer is b

i believe its the indians