The Neutrality Act of 1937: Group of answer choices embargoed Francisco Franco but sent arms to the Republicans in Spain. exempted Americans sailing on belligerent ships. imposed a "moral embargo" on all factions fighting in the Spanish Civil War. required warring nations to pay cash for all "non war" goods and carry them on their own ships.

required warring nations to pay cash for all "non war" goods and carry them on their own ships

Explanation:

Neutrality Act of 1937, was passed by the United States Congress to maintain the United States neutrality in the war at the that time. The act entails that, United States of America can only sell foods or generally non-war goods to the warring nations, provided that the buyers pay in cash. It also prohibits using US ships for transportation of such arms.

Hence, the Neutrality Act of 1937 required warring nations to pay cash for all "non war" goods and carry them on their own ships.

four sitting presidents have been assassinated while in office but the first was abraham lincoln,