When an exception occurs an adaprocedure, either in the elaboration of its declaration orexecution of its body, the exception:
1 is implicitly propagated to the calling program unit atthe point of the procedure call.
2 may be traced back through its static ancestors, at theprogrammer's option.
3 may be traced back through its dynamic ancestors, at theprogrammer's option.
1
2
3
1 and 2
1 and 3
2 and 3
all of the above