Question: Which dance form of Alex Magno originated in the mid-1970s in NY?
Related documents: [0]  [DOC] Alexandre (Alex-Andre) Magno is a Brazilian born choreographer and director. His dance styles include hip-hop, jazz, ballet, samba, flamenco, tango, salsa, and martial arts. He has performed with Madonna, Yanni, Britney Spears, the Lido La Tourné, Ballet Hispanico, the Ringling Brothers Circus, and the Academy Awards. He also works with his own dance company, “Personna Dance Theatre". [END] 
[1]  [DOC] Salsa is a popular form of social dance that originated in the Caribbean. The movements of salsa have origins in Cuban Son, cha-cha-cha, mambo and Puerto Rican bomba and plena and other dance forms. The dance, along with the salsa music, originated in the mid-1970s in New York. [END] 
Answer: 
Salsa
Salsa