A.Secondary sources usually reflect signs of bias; primary sources do not.
Answer:
Financial problems within the French Government
Explanation:
Trying to pay off old debts created unsatisfaction between the monarcy and the royal court of 1789 which led to national unrest and ultimely to the French Revolution.
I believe the answer is: Wolves could control the increasing elk population
At that time, the increasing elk population became a trouble for Local Farmers because they eat and destroy the farmers' crops which cause many financial expense for them. Because of this, biologist introduced wolves as the elk's natural predator to reduce elk's population.
According to records, the Soviet Army lost 478,741 men killed or missing, and 650,878 wounded.