Final answer:
The nurse should document all of the options mentioned (water, juice, milk, and tea) as 120 mL of fluid on the client's intake and output record.
Step-by-step explanation:
The nurse should plan to document all of the options mentioned (water, juice, milk, and tea) as 120 mL of fluid on the client's intake and output record. Fluid intake refers to the amount of liquid consumed by a person, and all the mentioned options are liquids that contribute to the client's total fluid intake.