6697. Only my neighbour succoured me during my illness.

✅ The correct answer is option C.
Nourished : provide with the food or other substances necessary for growth, health, and good condition.

Treated : behave towards or deal with in a certain way.

Aided : help or support (someone or something) in the achievement of something.

Attended : be present at (an event, meeting, or function).

Succoured : give assistance or aid to.

Synonym of Succoured is Aided