Lay is related to Design. Design is a synonym of Pattern. Pattern is the opposite of Chaos. 
Decide is related to Volunteer. Volunteer is a type of Worker. Rhetoric is a type of Worker. Rhetoric is a type of Communication. 
Lay <--RelatedTo--> Design <--Synonym--> Pattern <--Antonym--> Chaos 
Decide <--RelatedTo--> Volunteer --IsA--> Worker <--IsA-- Rhetoric --IsA--> Communication 