How did margaret thatcher get her nickname, the iron lady?

a)she won political battles against the iron labor unions.
b)she carried an ironclad briefcase
c)she was a very vocal opponent of the communist iron curtain.
d)she made tough policy decisions and enforced them with an ironclad resolve.

Why did china build the great wall of china?

Create a piece use function with at least two functions explain using complete sentences the steps of graphing the function. graph the functions

What is the main difference between primary and secondary sources? a. primary sources are historical documents, and secondary sources are modern-day documents. b. primary sources are derived from museums and archives, and secondary sources are created by history students and academics. c. primary sources are found in ancient places with a rich history, and secondary sources are found in historical journals and blogs. d. primary sources are created during a particular historical era, and secondary sources are created by studying primary sources.