Na BPMN 2.0, Choreography e Conversation são dois

http://www.bpmb.de/images/BPMN2_0_Poster_PT.pdf

2013

Em BPMN 2.0, o diagrama de conversação diferencia-se do diagrama de coreografia por representar a relação das trocas de informações e não necessariamente o fluxo delas.

certa

Letra C - Diagramas de Interação

A Choreography Model is similar to a business process model which consists of flows of activities, events, and gateways. Instead of having normal activities, a choreography model shows choreography activities which represent interactions between the participating roles.

The Conversation Model is a simplified view of collaboration model. There are only three types of elements in a Conversation Model - pools, communication elements and the links between them. 

http://blog.maxconsilium.com/2013/09/bpmn-20-models-part-2.html

GAB C