The correct option is Charles Finney. The Second Great Awakening is a term used to refer to the movement that took place in the United States which consisted of an increased spiritual interest about the second largest form of Christianity known as Protestantism.
This religious revival, begun in the early 19th century around 1790, had several leaders as well as prominent figures among which it is possible to highlight to Charles Grandison Finney, who has been called The Father of Modern Revivalism.
Charles Finney was an American Presbyterian minister who during the Second Great Awakening was known as an innovative revivalist that not only opponent the Old School Presbyterian theology but also advocated for Christian perfectionism.