Answer:
Oil
Explanation:
Oil accounts for 43.5 percent of resource-rich sub-Saharan Africa wealth, substantially less than in resource-rich comparators outside Africa, and land accounts for about 35 percent. Metals and minerals account for 27 percent for Zambia, 26 percent for South Africa, and 14 percent for Botswana.
<span>1. Testamentary incapacity.</span>
<span>2. Withdrawal of the right to make a will.</span><span>
Read more: <span>http://www.whatdoesthatmean.com/dictionary/I/intestation.html#ixzz59JZ3LQlj</span></span>
Car/automotive industry had the greatest impact on the economy in the 1920s, I believe.