Answer is b I hope this help
Answer:
The start of Islam is marked in the year 610, following the first revelation to the prophet Muhammad at the age of 40. Muhammad and his followers spread the teachings of Islam throughout the Arabian peninsula. Soon after the death of the prophet
Answer: Settlers and tribes both had effects on each other. On many trails headed west, settlers traveled in fear of attack from tribes who would rob or kill members of caravans. Tribes would attack stagecoaches and wagons that traveled across their lands. On the other hand, settlers constantly encroached on tribes’ lands. When settlers drove cattle, built railroads, established trails, and created new settlements, tribes were driven off of their lands. Often, this happened to tribes that had already relocated from other parts of the country to escape settlement. As the two groups fought over land, tribes struggled to get the resources they needed. While both groups profited from each other, both also were harmed by expansion in different ways.
The Strategic Arms Limitation Treaty (SALT) agreements signed in the 1970s by the United States and the Soviet Union were efforts to "<span>(1) reduce Cold War tensions," since the direct aim was to eliminate large portions of each nation's nuclear arsenal. </span>