I think you could get away with 2 and 3 but if you can only choose one i would say 2
hope i helped :)
Answer:
1.
an idealistic philosophical and social movement which developed in New England around 1836 in reaction to rationalism. Influenced by romanticism, Platonism, and Kantian philosophy, it taught that divinity pervades all nature and humanity, and its members held progressive views on feminism and communal living. Ralph Waldo Emerson and Henry David Thoreau were central figures.
2.
a system developed by Immanuel Kant, based on the idea that, in order to understand the nature of reality, one must first examine and analyse the reasoning process which governs the nature of experience.
Explanation:
those are some of the definitions of transcendentalism
I can't think of four things but I was always taught to always cite everything. Even if you think something is an original idea or phrase, look it up and make sure and if someone else has said that just put it in your work cited because that could be considered plagiarism. Also always cite direct quotes