The answer is signing or sign language. As this is the expression or language that they use to communicate towards other people as they were not able to communicate using their tongues as they don't have any hearing or their hearing input is impaired.
Scott is high in destiny beliefs because he believes in thinks like destiny in where he thought that the person he is with is his true love that they will likely end up together. Destiny beliefs also focuses in things that has a connection with love and relationships in which Scott shows as he says the quoted sentence above.
Under the Articles, the government did manage to negotiate an end to the Revolutionary War, with the signing of the Treaty of Paris in 1783.
She escaped from a farm i think in order to escape slavery and headed up north. However she decided she wanted to help others too, so risking her life, she would help others sneak away from slavery and run away to the North.
P.S. The underground railroad was never underground or a railroad