Final answer:
To effectively communicate with an 86-year-old patient who has glaucoma and bilateral hearing loss, the nurse should speak loudly and use visual aids.
Step-by-step explanation:
To effectively communicate with an 86-year-old patient who has glaucoma and bilateral hearing loss, the nurse should implement option A) Speak loudly and use visual aids. Speaking loudly can help compensate for the hearing loss, and using visual aids such as written instructions or diagrams can assist with understanding. It is important for the nurse to speak clearly and use simple language, avoiding complex medical terminology. Encouraging the patient to read lips may not be effective due to the visual impairment caused by glaucoma.