Which invention impacted public schools in the 1900s? A) assembly lines B) Model T Ford C) school buses D) airplanes

map scale refers to the relationship (or ratio) between distance on a map and the corresponding distance on the ground. for example, on a 1: 100000 scale map, 1cm on the map equals 1km on the ground.

add me as friend then ill answer

i beleive that d is the right answer

impeachment is when a president is committing treason or doing shading acts while in presidendcy therfor he can be impeached   by congress