Which packaging practices ensure leak-free transport for dine-in pickup?

Which packaging practices ensure leak-free transport for dine-in pickup?

• A. Use only one plastic bag for all items.
• B. Put food in loose bags with no lids.
• C. Leave sauce cups in a separate bag.
• D. Secure containers, properly sealed lids, sauce cups attached or included, unit labels outward, and utensils as required.

Answer: (D)