Why does the Book of Mormon include a very literal account of such things as Noah's Ark (Ether 6:7), Adam &Eve, or the G为什麽《摩门经》并包括一个十分详尽的文字叙述像在挪亚方舟的事（以太书六章七节），亚当和夏娃或伊甸园的事（阿尔玛书四十二章二节）？