Which of the following achieved political stability with the introduction of the feudal system

What can happen to solar radiation when it enters earths atmosphere? check all that apply 1)it is absorbed by earth. 2)it is reflected by clouds. 3)it is reflected by glacial ice. 4)it is condensed into visible light. 5) is amplified by water molecules.

The causes of the failure of the league of nations

Suppose you had to resolve the problems believed to be caused by distance decay in russia. what would you suggest?