your answer no logic.. H- J7 Y' T3 C! Z# \1 z
morning,afternoon and night? ( f1 T0 D( M& ~" k- u& f8 W
how come human can turn to old man just in 1 days?
9 j9 A6 [! l5 b4 Si think u should change the question to early age using four leg (baby), middle age using two leg (adult) and old age using 3 leg (walking stick)?
# P! |( @* C/ @0 }; W0 a- @8 W5.39.217.76p/s: not everyone in old age also using stick to walk!
6 p- g, {. x9 f. ^" e7 W" @5.39.217.765 k3 C8 c P; T J- ^5 w- P
Just my opinion~ |