Answer:
A reference group is a group that people compare themselves to—it provides a standard of measurement. In U.S. society, peer groups are common reference groups
Explanation:
Speaker of the House and Lieutenant Governor
C. a large but politically limited group of people
I'm not sure what you mean by "historically", but there are many key features of London:
Big Ben
Buckingham Palace
the Thames River
London Bridge
London Eye
Trafalgar Square
Hyde Park
Westminster Abbey
the Globe Theater
Your answer would be A. The war ended with the Little boy and the Big boy being dropped. The little boy hitting hiroshima and causing more damage.