Final answer:
The best action for a nurse needing to communicate with a Spanish-speaking client is to obtain a professional interpreter, ensuring precise and professional medical communication.
Step-by-step explanation:
The best action by the nurse when attempting to obtain data from a client who only speaks Spanish is A. Obtain a professional interpreter.
Using a professional interpreter in healthcare settings is crucial to ensure accurate and clear communication between the patient and healthcare providers. Professional interpreters are trained in medical terminology and understand patient confidentiality and privacy laws. Family members may not have the necessary medical vocabulary and could inadvertently misinterpret information, leading to potential harm.
Bilingual nurses may assist in casual conversation but might not be trained in professional medical interpretation. Translation applications can be helpful but may not offer the accuracy required in medical situations, where nuances are important, and could risk miscommunication.