The problem faced by Weimar Republic are as follows :
1.Due to the heavy war reparations to be paid Germany was economically very weak.
2. France had occupied the Ruhr region of Germany to forcibly pay the war indemnity.
3. Profit from agriculture diminished and there was a large scale unemployment in the country.
4. The Great Depression totally established the economy and the prosperity of some years came to an end.
5. The weimar Republic could not fulfill the ambition of the people. It was a weak government mostly with coalitions ruling at the Centre. The governments were dissolved very frequently.
"Peace with Honor" was uttered by U.S. President Richard M. Nixon on January 23, 1973 to describe the Paris Peace Accord that helped end the Vietnam War. The treaty specified that a ceasefire would take place four days later. It was stipulated there that the North Vietnamese would release all U.S. prisoners, and all U.S. troops would withdraw from South Vietnam.
So the closest answer is (A) An exchange of prisoners of war with North Vietnam.
It led to the start of world war 1. Archduke Ferdinand was from the Balkans which was known as the "powder keg" of Europe during this time period.
It is an example Of a Direct democracy