What's the difference between the Berlin border and the Berlin Wall

What is the purpose of biofertilizers? a reduce pollution b. reduce insect threats c. reduce erosion d reduce herbicide use select the best answer from the choices provided 0 0 0 0

99 points explain the causes and effects of the japanese bombing of pearl harbor in 1941. make sure to explain 3 causes and 3 effect in detail.

Why were the chang and xi rivers important to china’s development? a. they keep invaders out. c. they kept china isolated. b. they provided a route for ships to travel inland. d. they provided boundaries for the different political sections