The answer to this is false good luck!!!!
Answer:
In 1917, Germany, determined to win its war of attrition against the Allies, announced the resumption of unrestricted warfare in war-zone waters. Three days later, the United States broke diplomatic relations with Germany, and just hours after that the American liner Housatonic was sunk by a German U-boat.
Explanation:
The answer is D.
The advice given to those affected by the potato blight bordered on the absurd. One scientist advised people to get hold of chloric acid and manganese dioxide. This mixture should have been been added to salt and applied to the diseased area of the potato.
Because after Word War 1 Britan had no desire to conflict!