1Z0-860 practice - PrepKeys

Q1 Single choice

A developer wants to create a portable EJB 3.0 application that includes the following class definition for the Entity Account:
11.©Entity
12. @Entityl_isteners(com. acme.AlertMonitor. class)
13. public class Account {
14. // more code here
15. @PrePersist
16. protected void validateCreate0 {/* more code here */} 17.}

Which statement is correct?

A
The validateCreate method may NOT throwruntimeexceptions.
B
ThevalidateCreate method can invoke the EntityManager.flush operation.
C
Methods oftheclass com.acme.AlertMonitor annotatedwithcallback annotationsmusttake an Object or Account instance astheonly argument.
D
The above class definition is NOT correct. An entity cannot defineacallback methodlike PrePersistand use the EntityListeners annotationatthe same time.