This is a... little tight.

AGirl ・BTeen ・CAdult ... all of them are Etorofu.

A's face is round, the eyes large and the build flat with short legs. From B the face becomes sharper, and with the body developing curves, and the legs should grow out. C gains curves clearly above and beyond that of B, consummate with the increase in height; the shoulders broaden and you get a sense of balance.

...well ain't she grown into a fine young thing?