Answer:
People with type O- blood are called universal donors because their donated red blood cells have no A, B or Rh antigens and can therefore be safely given to people of any blood group. ... Their plasma does not contain A or B antibodies and can be transfused safely to all blood types.
Crispus Attucks<span> (</span>c.<span>1723—March 5, 1770) was the first person killed in the </span>Boston massacre<span>, in </span>Boston<span>, </span>Massachusetts,<span> and is widely considered to be the first American casualty in the </span>American Revolutionary War<span>. Aside from the event of his death, along with Samuel Gray and James Caldwell, little is known for certain about Attucks.</span>
The separation of the Paleolithic and Neolithic Ages mark a great divide in the lives and cultures of prehistoric peoples. Many aspects of everyday life were modified to suit a new standard of living. Society, Economy, and Technology were greatly affected by the "Agricultural Revolution" that spawned the Neolithic Age.
A. Italy
They were neutral until May 23, 1915
Absolute monarchies, socialist and communism
