1 0. What can be a sui tabl e ti tl e for the text?A. How the Smartphone Affected an Enti re Generati on of Ki ds?B. Parents Are Getti ng Seri ous about Teen Smartphone Addi cti on.C. Smartphones for Teens: Smart or Stupi d?D. Smartphones Are Changi ng i Gen Teen’ s Li festyl e.