The answer is "<span>Entasis". </span>
His rite of spring was known for irregularity, but I am not sure about the details..
<span> In “The Rite of Spring” Stravinsky turned the musical hierarchy up side down The melody is (mostly snippets and shards, turned
this way and that, as a Cubist would an object) and harmony (bi-tonal)
in service to it.</span>
I’m not sure of the options you have but I’m pretty sure the correct answer is portrait
