Nationalism and imperialism encouraged each nation to pursue it's own in complete for power
Answer:
The principle of checks and balances is that each branch has power to limit or check the other two, which creates a balance between the three separate branches of the state. This principle induces one branch to prevent either of the other branches from becoming supreme, thereby securing political liberty.
Explanation:
The answer is D. 12 cm, because in order to find the area of a parallelogram you need the formula A = (b)(h), which is base times height. So 20cm x 12cm equals 240cm^2 :)