public function baseQuestions(Domain $domain): JsonResource 	{ 		$client_survey = ClientSurvey::base() 			->ppiSurveys() 			->relevant() 			->ppiQuestionCombination() 			->currentlyActiveDuration() 			->started() 			->byDomain($domain) 			->latest() 			->firstOrFail();  		return new PpiSurveyQuestionResource($client_survey); 	}