True .................................................................................
It depends what system you are talking about
Leading the struggle against apartheid
<em>Answer: C</em>
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Explanation: C gives us a strong reason why reclamation has gotten cheaper. The nature of the mines has changed, making it less difficult to reclaim them.
B looks good EXCEPT look very carefully at the wording of the argument.
Improved the welfare of a society through appropriate social, political, and economic conditions