He took over (coup d'etat) when the French government was in crisis.
The correct answer is B) Germany used submarines to sink ships that sailed from America’s East Coast.
The main idea of this passage is that Germany used submarines to sink ships that sailed from America’s East Coast.
Operation Drumbeat was the strategies used by the German navy to attack all kinds of Allies ships with their powerful submarines. They sank warships and cargo ships that transported weaponry and supplies to the war front. This kinds of attack using submarines greatly favored the Germans in the war in the Atlantic Ocean.
