Who wanna do a poetic challenge rn

Explain briefly why it's to choose a chord progression before developing the harmony.

Brancusi's well-known sculpture of a bird was intended to a. display the physical qualities of a bird. b. emphasize the relative size of birds to humans. c. show the calming attributes of birds. d. emphasize the graceful qualities of a bird. select the best answer from the choices provided a b c d

What does bts stand for? what is the importance of bts? who first started it?