Which three things should the consultant verify to ensure these requirements are simultaneous scheduling will occur?

a customer makes one appointment for the sales department, and another appointment for the service department. The two appointments should be handled on the same day, but should be created as separate appointments. In addition, the technician must complete one appointment before starting the next. The agent wants to make sure these two appointments are scheduled together and in sequence.

Which three things should the consultant verify to ensure these requirements are simultaneous scheduling will occur? Choose 3 answers
A . The same resource and same day fields appear on the service appointments page layout.
B. The complex work visual force page is added to the service appointments page layout.
C. A dependency has been created between the two appointment and the start time are the same.
D. The checkbox uses all-or-none scheduling for related appointments in field service setting is selected.
E. The dependency type is set to start after finish and day on the service appointment in the dependency.

Answer: B,D,E