What should a consultant recommend to meet these criteria?

A customer is starting a new children’s fashion brand and wants to use a dedicated business unit within their existing Enterprise 2.0 account. They anticipate many of their current Enterprise contacts will subscribe to the children’s brand, however, they want to separate subscriber opt-outs of the Enterprise and children’s brands. The customer has minimal technical resources available for implementation and support.

What should a consultant recommend to meet these criteria?
A . Select "Use separate ‘Subscription Center’ for this business unit" in Settings
B. Create attributes for each child business unit in "Profile Management" to record unsubscribes
C. Create a Business Unit Filter in ‘All Subscribers’ List to record unsubscribes
D. Select "Subscribers will be unsubscribed from this business unity only" in Settings

Answer: D