How can you efficiently convey a secret menu order in a drive-thru setting?

How can you efficiently convey a secret menu order in a drive-thru setting?

• A. Write the order on a pad and hand to customer.
• B. Speak loudly and slowly to explain every step.
• C. Only say base drink, no modifications.
• D. Use concise modifiers, mention base drink and key customizations, and confirm the order with the customer before serving.

Answer: (D)