who are all the athletes participating in the 2011 world youth championships in athletics - girls' high jump?
dior delophont, ligia grozav, iryna herashchenko, lucija zupzic, chanice porter, alexandra plaza, nikola parilova, ioanna koltsidou, leontia kallenou, anna pau, emily crutcher, keeley o'hagan, dace dreimane, vivien baglyos, thea lafond
who placed highest?
dior delophont