How did European powers maintain a delicate balance of power? Choose 1
А. With one overarching European monarch

B. With extensive treaties between European powers

C. By pulling back their military power

D. As separate sovereign states​

D

Explanation:

To maintain the balance of power, the English made alliances with other states

b

Explanation:

you see the European powers never liked when one place got too much power and would unite to stop them (for example napoleon or the wars of the spansih succession) later they formed treaties with each other as a deterent. a great example of this is ww1 Europe erupted in war and if there had been no treaties it would have been a war between Serbia and Austria hungry. so that is why the answer is b