What circumstance led to an American posture in which true neutrality was dead?

Question

What circumstance led to an American posture in which true neutrality was dead?

Question 3 answers

a. the British blockade, which cut off US trade with Germany while supplies still flowed to the Allies.

b. the British blockade, which infuriated Wilson to the point of embargoing US trade.

c. German war propaganda, which recruited thousands of influential German Americans to lobby on behalf of the German cause.

d. German war propaganda, which also alienated German Americans that they shifted their support to the British.

Answer 1

A.  The British blockading a neutral power's shipping is a violation of the concept of neutrality.  The US objected but England agreed to purchase the goods from the US.  Wilson agreed to this, but his Secretary of State, William Jennings Bryant objected to deal and resigned.