Final answer:
The complaint indicative of CSF rhinorrhea is clear, watery nasal discharge, as it suggests the leakage of cerebrospinal fluid through the nose.
Step-by-step explanation:
The complaint that would make you suspicious of CSF rhinorrhea is D) Clear, watery nasal discharge. CSF rhinorrhea is the leakage of the fluid that surrounds the brain and spinal cord, known as cerebrospinal fluid, through the nose. People with allergies may experience sneezing and swollen tissues, but clear, watery nasal discharge that is persistent can indicate a more serious condition such as a tear or fistula in the membrane surrounding the brain or spinal cord, potentially because of trauma, surgery, or certain medical disorders.