It really depends on which war the question is referring to, but if it's referring to WWII the answer would be true.
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If this question has the same set of options as to the
following, the answer would be letter b. weathering and erosion .Choice are:a. compaction b. weathering
and erosion c. cementation d. heat and pressureWeathering breaks down rocks into tiny mineral
grains, or sediments while erosion moves the <span>sediments by wind
or water. </span><span> </span>
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Natural increase is birth rate- death rate