Has commercial attribute called “access Type” on the internet offers with two values, namely DSL...

For modeling routers based on the "access type" (DSL or Fiber), a 1:1 decomposition relationship is appropriate. This ensures that for each internet offer (DSL or Fiber), a corresponding router (DSL or Fiber router) is uniquely associated, allowing for precise matching of technical requirements based on the commercial offer selected.References:Salesforce product catalog and decomposition relationship guidelines.