Ik that this isn't a answer but what subject is this, it will help
The sky is blue because air molecules in the air scatter blue light from the sun more than they scatter red light.
The Abbasids established the new position of vizier to delegate central authority, and delegated even greater authority to local emirs. The Abbasid dynasty ruled as caliphs from their capital in Baghdad, in modern Iraq, after taking over authority of the Muslim empire from the Umayyads in 750 CE.
The correct answer for the question that is being presented above is this one: "(B) It usually stressed the avoidance of commercial as well as political ties to other nations." The statement that is true about isolationism is that i<span>t usually stressed the avoidance of commercial as well as political ties to other nations.</span>