The idea of destruction originated from the reality that a nuclear exchange between the united states and the soviet union would be suicidal. question 2 options:

The answer is “Mutual Assured”. If the nuclear exchange between the United States and Soviet Union would be brought to reality it would annihilate both the attacker and defender of both nations. Mutual Assured Destruction is defined as a policy of military tactic and national security wherein a full-scale attack of nuclear weapons would be used against both opposing nation, which would probably end in the annihilation of both countries. 

i believe the answer is:

-   william jennings bryan is a democrat while mckinley was a republican

at that time, the segment of population that choose for democratic party were the voters with low economic background and vice versa

- william jennings has support of populists and wants to have inflation to farmers while mckinley has support of bankers and businessmen , doesn't want inflation

the fixed value of gold make the large business able to stack up their gold without   being worried that it would devaluated.

- william jennings supported the silver standard while mckinley supported the gold standard

according to jenning, using other metal beside gold could the poor people to have more purchasing power and them advance in the society.

it proved indian land claims were unjustified.