Answer:
a. imagery from his nightmares
Explanation:
At the beginning of Surrealism, the paintings only had to do with the madness of the failed act. A common exercise among artists was to write a sentence on paper, the first one that comes to mind. He moved to another, with the paper folded so that he would not see what was written. And at the end of the page, crazy ideas came up and were soon painted on the pictures. Dali went further. With a little help from chemicals (opium and absinthe are said to be quite popular with the artists living in Paris at the time), he entered his deepest fears and traumas that were stored in his memories, as in a dream. And with the teachings of Sigmund Freud, he understood how his paintings should be painted.
The answer is B, clothing, and architecture.
I think is the first one will be better
Plainsong<span> (also </span>plainchant<span>; Latin: cantus planus) is a body of chants used in the liturgies of the Western Church. ... </span>Plainsong<span> is monophonic, consisting of a single, unaccompanied melodic line. Its rhythm is generally freer than the metered rhythm of later Western </span>music<span>.</span>