Which of the Following Statements Was True of the Mormon

Which of the following statements was true of the Mormon movement?

A) The founder of the Mormons was Brigham Young.
B) The Mormons spent about five of their early years of development in Commerce, Illinois, which they renamed "Nauvoo."
C) Before their murders, Joseph and Hyrum Smith had advocated a move to the area of the Great Salt Lake.
D) Initially, Joseph Smith and his Mormon followers refused to practice polygamy while developing their sect in Illinois.
E) Despite serious efforts by the Smith brothers and Young, the Mormon congregation grew slowly and failed to prosper for the first few years; only after the Smith murders did people begin to flock to the new faith.