[PLATO] This is for my FINAL!! What proves Jefferson’s commitment to westward expansion? A. He inaugurated the Erie Canal.

B. He ordered the sale of land to war veterans at a modest price.

C. He personally negotiated the Louisiana Purchase.

D. He co-invented a new type of steam boat with Fulton.

E. His government funded the Lewis and Clark expedition.

I believe the answer is either C or E! Please give me extra information or tell me if I am wrong! (Extra info equals brainliest and no copying other answers please)