The correct type of claim in this sentence is option C) “Claim of policy”. Claims of policy are used when claiming that certain policies should be adopted for a problem encountered. This claims usually use words such as “should” or “must”.
Claims of fact are usually objective facts or actions and rely in factual information and evidence.
Claims of definition describes when the focus of the argument is the definition of a term
Claims of cause and effect are used when describing the causes and effects of a certain topic and how to argument a position taken.