On August 23, 1939–shortly before World War II (1939-45) broke out in Europe–enemies Nazi Germany and the Soviet Union surprised the world by signing the German-Soviet Nonaggression Pact, in which the two countries agreed to take no military action against each other for the next 10 years.
the number of people who died on the trail_apex
For me, both B and D make sense. Do you have any text I can read?
The answer is c it is a renewable energy