Lack of infrastructure in Africa is one of the major problem that prevents Africa from being able to fully utilize its resources. This is because there are not massive and robust factory infrastructures that can process many of its natural resources into refined and final resources.
Slaves in the Athens culture worked along side with the slaves while Sparta slaves had the do all the farming and stuff because war and being physically strong was more important to them.
Hope this helps...have a good day!!;)
Answer:
Not farming enough is not a problem of California
Explanation:
The options would be nice. But without them, I can confirm that the Code of Hammurabi was not created by the Mormons.
Two that I know of are a sextant, and maybe an astrolabe