What is the definition of a word called

1)what was the first thing that cast doubt on the authenticity of the king being peter wilks's english brother? a)his refusal to answer questionsb)his arrival in town in a canoec)his illiteracy and inability to writed)his lack of knowledge about the wilks family 2)how did huck escape the clutches of the angry townspeople? a)he told them where the gold was.b)he ran off while digging up the body.c)his captor released him while running to see the gold.d)his captor sent him away because he did not want to share the gold.

Insert comma today we went to the store to the post office and to the park

Read the sentence. thomas jefferson himself worked on a draft of the document. what kind of pronoun is himself?