code: public static Intent mailto(List<String> to, List<String> cc, List<String> bcc, String subject,
                                  String body) {
          return new Intent(ACTION_SENDTO, Uris.mailto(to, cc, bcc, subject, body));
      }
docs: Get an Activity Intent that launches an email app with the headers. Any null or empty
  parameters are skipped. The subject and body will be encoded.
  
  @since 4.0.0