It is true that physical health refers to the degree if functionality of a person's body. It is related to whether your body and its internal organs are healthy and functional enough in order to do what they were meant to do, and not fail to produce results they were created for. There is also mental health, but that refers to your state of mind and the brain in general.
The community children will be more physically active.
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.
Lawful sounds correct. Are there possible answers?