nayana-c1.867c992ae9100904cc61c84591adf0f8f863e0387e30f0d0dbc86640e9f50a1a.en.train.290095

The task

What is the primary focus of Matthew Ryder's inquiry about selective crystal growth? A. To develop new crystal growth techniques B. To take advantage of anisotropic properties such as mechanical and electrical response C. To study the effects of temperature on crystal growth D. To investigate the chemical properties of crystals Return only the single uppercase letter of the correct option.