Step 1: Visual introduction
Sentence A opens with a vivid description of green, setting the scene.
Step 2: Supporting detail
Sentence C continues with an observation of her green eyeballs, logically linked to the colour theme.
Step 3: Additional features
Sentence B describes her teeth and voice, giving further characterization.
Step 4: Closing description
Sentence D ends with a detail about her small hands, wrapping up the physical description.
Thus, the sequence is A → C → B → D.