Ano ang kasing kahulagan ng matanda

what is it your asking? for the translation? then thats :  "What is thhe synonyms of old?" and the answer to that is "aged, elderly, not young, of advanced age"

explanation: the line "to save the day, harry must get past a scary three-headed guard dog" from the summary best justifies the conclusion that harry potter and the sorcerer’s stone was influenced by ancient greek mythological literature. the three other choices had nothing to do with ancient greek literature - and the words "three-headed guard dog" are what makes that choice the correct answer.