If you get to heaven, be sure to tell David that was your feedback to his inspired Word...then you can tell God next)
Everything you posted was meant to show overall concepts, and not specific detailed instructions.
(Yeah, like the "overall concept" of universal sin generationally handed down...otherwise what we have is the Stormprepper household learning sin from Mr. & Mrs. Stormprepper)
Colofornian demonstrates why a living prophet who is in communication with God is necessary. Living Prophets like what Rev 11 refers to.
SP, even Joseph Smith taught these concepts occasionally if you'd but pay attention to them:
"And the whole world lieth in sin, and groaneth under darkness and under the bondage of sin...that the whole world groaneth under sin and darkness even now." (D&C 84:49, 53)
In D&C 29:41, Smith admitted that the Garden of Eden sins led to spiritual death.
So what can come spiritually alive from that which is spiritually dead?