Elderly is related to Care. Care is related to Action. 
Response is related to Reply. Reply is related to Question. Question is a synonym of Doubt. Doubt is a synonym of Suspect. 
Elderly <--RelatedTo--> Care <--RelatedTo--> Action 
Response <--RelatedTo--> Reply <--RelatedTo--> Question <--Synonym--> Doubt <--Synonym--> Suspect 