My source is Apex. A competition between Europe imperial powers to control Africa.
Answer : a person who holds sovereign rule over a kingdom or empire - B.
He attended . . .
(1) University of St Andrews
(2) St. George's University of London
(3) St. George's Hospital
He was a physician & scientist . . . the pioneer of the smallpox vaccine (which was the worlds' first vaccine)
It was the First Continental Congress that<span> wrote a petition to king George declaring parliament couldn't pass laws on the colonists without representation by colonists, since the colonists wanted to avert war with Britain if at all possible.
Hope this helps!</span>