What was the immediate result of trench warfare? . a. an easy victory for the allied powers c. fewer casualties on both sides. b. massive deadlock d. an easy victory for the central powers.

i do not know if this question has options, but a main impact of the federal reserve act of 1913, which created the federal reserve bank, was the international use of the u.s. dollar, which soon became the world's leading currency - particularly during world war i, since many nations around the world asked the united states for money.