Final answer:
Accumulation is a postmodern dance technique created by Trisha Brown. It involves the accumulation of movement phrases over time, creating a sense of gradual accumulation and transformation.
Step-by-step explanation:
The dance form referred to as Accumulation was created by the American choreographer Trisha Brown. It is a postmodern dance technique that involves the accumulation of movement phrases over time. In this dance, movements are repeated and gradually added to, creating a sense of gradual accumulation and transformation. One example of a dance choreographed using the Accumulation technique is Trisha Brown's own piece called 'Accumulation'.