Final answer:
Tito Puente's 'Complicacion' is significant in Latin music in America for its fusion of Latin rhythms with jazz, contributing to the Latin jazz genre.
Step-by-step explanation:
Tito Puente's "Complicacion" marks an important development in Latin popular music in America because It featured a fusion of Latin and jazz styles. Tito Puente, often referred to as the 'King of Latin Music', played a pivotal role in popularizing Latin rhythms, combining them with jazz elements, which contributed significantly to the Latin jazz genre. Unlike hip-hop, which originated from the streets with DJs turning vinyl records into beats, Puente's music featured live musicians and intricate arrangements that blended various musical traditions including salsa, a genre with deep roots in Cuban music culture that evolved to include strong percussion, brass, and guitar sections within its framework.