You need to ensure that users can receive reports by email according to their preferences

You are designing a subscription strategy for a SQL Server Reporting Services (SSRS)
report.
You have an application that populates a table with user-specific subscription schedules and
report formats.
You need to ensure that users can receive reports by email according to their preferences.
What should you do? (More than one answer choice may achieve the goal. Select the BEST
answer.)

A.
Create a standard subscription for each record in the table.

B.
Create a data-driven subscription for each record in the schedule table.

C.
Create one data-driven subscription. Schedule the subscription to frequently retrieve user
preferences.

D.
Create a standard subscription for each subscription schedule.

Explanation: