Which terms are directly associated with Trench warfare? Select all that apply. 1) over the top

2) lice

3) no man's land

4) cavalry

5) rapid movement

6) barbed wire

7) dreadnoughts

3.no man's land.

They occurred when a revolution in firepower was not matched in similar advances

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.