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.

sumerians were responsible.

you will need these

an outline of all three paragraphsan identification of the historical era that you are writing aboutan explanation of the term mass productiona description of two ways new technology affected industrya conclusion that shows how new technologies allowed industrialization to grow

hello your answer is d

whats the answer i dont know