<span>It must be that my friend speaks with his doctor, he should not stop medication without <span>medical advice.</span></span>
Amongst the options given, the possible answer would be "that Sayuri's intelligence is way beyond her years". A critical person can arrive at this answer because the situation stated that Sayuri had habits that differ from other children. Those extraordinary habits can be connected to the child's intellectual level. Kids that are more intelligent than the others will tend to display habits that are out of the ordinary.
Push ups, because it's likely that you'd do push ups in gym. You must have balance to do them.