Is It Okay to Read the Writings of Other Religions?

Questions about whether it’s okay for Christians to read the writings of other religions in order to gain a better understanding of the people they’re evangelizing and whether a Christian who witnesses to Mormons should read the Book of Mormon.

• Is it ever okay for Christians to read the writings of other religions in order to gain a better understanding of the people they’re evangelizing?
• Should a Christian who witnesses to Mormons read the Book of Mormon in order to know what their book says?