Part of Wilson's Neutrality Policy for the United States was... -To not commit our army but keep trading with the Allied powers
-To not commit our army but keep trading with the Central powers
-To not commit our army but keep trading open to both alliances
-To not commit our army and not keep open trading open either alliance

answer; i believe that the best answer to the above question people in the electoral college and the more votes they can

answer is b.shrapnel

because he had a big bear belly

i believe the answer is:   psychological  experiment

in this experiment, wilhelm wundt became the first person that implement scientific method in analyzing the pyschological phenomenon.

due to this result, wilhelm wundt also able to make psychology to be acknowledged as a separate scientific field from biology.