The advent of the second great awakening involved
a. equipment modeled on european products to increase american productivity.
b. a rebirth of literacy throughout not only the existing states, but the western territories as well.
c. a widespread reception of nature as part of a "whole" life, similar in thought to the transcendentalists.
d. religious revivals aimed at increasing church attendance.

d. Religious revivals aimed at increasing church attendance .

Explanation:

The Second Great Awakening was a held during early Nineteenth Century.It was held in United States . It was a protestant religious revival and was aimed at increasing attendance at the church. After 1820 it's membership rose rapidly among the Methodist congregations and Baptists.

Hence the answer is option d.

i dont believe in religion. lets all be peace