To what do the terms “crescendo” and “decrescendo” refer?

Which tragic form questions the meaning of life and the reason for humanity's suffering?

A. traditional tragedy B. modern tragedy C. both traditional and modern tragedy D. neither traditional nor modern tragedy

In the illustration from the manga Tsubasa RESERVoir CHRoNICLE, the artists used diagonal lines to create a strong sense of ________.

Fill in the blank(s) with the appropriate word(s).