Final answer:
The dishwasher drain should be connected directly to the continuous waste for proper disposal.
Step-by-step explanation:
The connection of the dishwasher drain directly to the continuous waste, as indicated by the arrow, is a common practice in plumbing systems.
This connection allows the wastewater from the dishwasher to flow into the main waste pipe, ensuring proper disposal. It helps in maintaining a clean and efficient plumbing system.