What is the Public and Private Sphere? Why is Betty Friedan (1921-2006) Relevant here?

-Friedman looked into the Role of the Public and Private Spheres, which are Central to Liberal Thinking -These Spheres are used to keep the State limited in the Sense that the Private Sphere should see No State Intervention and that Tyranny and Authoritarianism come from Exactly That -Friedan agreed with Limited Government, but Women were Trapped in Domestic Life, and needed to Leave the Private Sphere and enter the World of Politics, Work and Education. What made Friedman a Staunch Liberal, is she Believed Hugely to be a matter of Choicer and Individual Freedom