question: public ObjectGraph plusGraph ( List < Object > activityScopeModules ) { if ( activityScopeModules == null ) { throw new IllegalArgumentException ( "You can't extend the application graph with a null list of modules" ) ; } return graph . plus ( activityScopeModules . toArray ( ) ) ; }
target:  Given a List<Object> with Dagger modules inside performs a plus over the application graph and returns a new one with all the dependencies already created plus the one resolved with the list of modules passed as argument.