Thoureau wanted to poit to the fact that following traditions limits us and deprives us from developing our imgination. Thoreau, like other romantic authors, does not agree with tradition. He thinks it prevents people from finding true greatness and blocks their path to spirituality. "Castles in the air" are simply illusions by which people persuade themselves in something that is not true, in Thoureau's opinion.
It is C I think. I could be wrong but I took US twice and I really think it’s C
Lewis Hayden (December 2, 1811 – April 7, 1889) was an African-American leader who escaped with his family from slavery in Kentucky; they moved as refugees to Boston, Massachusetts. There he became an abolitionist, lecturer, businessman, and politician. Before the American Civil War, he and his wife Harriet Hayden aided numerous fugitive slaves on the Underground Railroad, often sheltering them at their house.
Portrait of Lewis Hayden, 19th century
Hayden was elected in 1873 as a Republican representative from Boston to the Massachusetts state legislature. He helped found numerous black lodges of Freemasons. Located on the north side of Beacon Hill, the Lewis and Harriet Hayden House has been designated a National Historic Site on the Black Heritage Trail in Boston.
It was located on the Red Sea, close to the Arabian Peninsula.