Naturally, parents are (2)_____ to find out why the internet is so attractive, and they want to know if it can be harmful for their children.17/35Naturally, parents are (2)_____ to find out why the internet is so attractive, and they want to know if it can be harmful for their children.worriedconcernedcurioushopefulGiải thíchC là đáp án đúng