Acoustic phonetics ; Intonation (sentence) ; Satzakzent; Sentence intonation ; Deklarativsatz; Declarative sentence ; Questions; Interrogative sentence ; Chicano; Puertoricans; USA (span. Sprache in den) ; Mexican American Spanish; USA (Spanish language in the) ; Spanglish; Inglañol; Tex-Mex; Spanish in the USA