Which option is constraint on promoting a BPMN process …

Which option is constraint on promoting a BPMN process to be a case activity?

A.
The BPMN process has to be modeled as an asynchronous process.

B.
The BPMN process cannot contain human tasks.

C.
The BPMN process must be in the same project as the case.

D.
The BPMN process requires that the reply from the process contains at least one parameter.

Explanation:
The BPMN process must already exist. You can use synchronous and asynchronous BPMN processes. The
case activity only supports message start and end points
http://docs.oracle.com/cd/E28280_01/doc.1111/e15176/case_mgmt_bpmpd.htm#BPMPD87432