B <span>The Great Depression. Is the validated answer Glad to help :) </span>
Answer: Lee took command of the Army of Northern Virginia in June 1862 during the Peninsula Campaign following the wounding of Joseph E. Johnston. ... He led his army in the minor and inconclusive Bristoe Campaign that fall before General Ulysses S. Grant took command of Union armies in the spring of 1864.
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You're answers would be A, C and E
Economic productivity has declined in some countries as a result of : Bubonic Plaque
In the past, Bubonic plaque manage to kill about 25 - 30 % of the world population, these greatly decrease the number of workers that could contribute to production activity and reduce Overall economic productivity in several countries