I saw something yellow in the sewers, it looked like a paper boat*muffled screams*

Natural minor half steps between scale degrees 3 and 4; 7 and 8 harmonic minor half steps between scale degrees 2 and 3; 5 and 6 ascending melodic minor half steps between scale degrees 2 and 3; 5 and 6; 7 and 8 major half steps between scale degrees 2 and 3; 7 and 8

Which principle of design is in primary use in this structure?

Who decide whats work will go in a show ends how to display it?