On which network did 'thirtysomething' originally air?

In what year did 'Married... with Children' premiere? Where is 'Married... with Children' set? On which network did 'A Different World' originally air? In what year did 'A Different World' premiere? In what year did 'thirtysomething' premiere? Where is 'thirtysomething' set? Who created 'thirtysomething'? On which network did 'Roseanne' originally air?