Intermittent reinforcement definition

Gettysburg address question. what is the best line from the address? why do you think so?

Aprovision of the general agreement on tariffs and trade treaty (gatt)increased taxes on services between the us, mexico, and canada. reduced international tariffs on industrial goods by forty percent. increased us tariffs on agricultural products by forty percent. ended taxes on goods traded by the us, mexico, and canada.

Which groups of people most directly benefited from song innovations in the song dynasty‘s open border policy?