Single option 1. The first summer youth olympic games were held in years. A, 2007 guatemala b, 2010 singapore c, 2012 innsbruck d, 2011 berlin 2 and the first winter youth olympic games were held in . A, 2011 singapore b, 2012 nanjing c, 2012 innsbruck d, 2014 tokyo 3 and the age limit for young olympic athletes is between . A, 14-17 b, 14-16 c, 15-17 d, 15-18 4 and the nanjing qing olympiad were opened and closed in 2014. A, august 16, august 28, august b, august 12, august 30, august c, august 10, august 26, d, august 16, august 30, 5, nanjing qingo will include items. A, 28,222 b, 22,228 c, 29222 d, 282,6 and countries and territories will participate. A, 204 b, 205 c, 214 d, 215 7 in the premises, persons exercising their functions are granted access to specific sub-districts within the premises, with permission to use colours, numbers or letters on the registration cards indicating access to the area where the competition is taking place. A, blue b, white c, red
