Exam is timed. Imagine that you are an advisor to Apple CEO Tim Cook.

If possible, please assist within 30 minutes. Exam is timed. 

Imagine that you are an advisor to Apple CEO Tim Cook. He has told you that Apple plans to employ a new type of high-strength glass screen in its next generation iPhone. He asks your opinion regarding the optimal way to acquire the glass for production. How would you respond? What sort of considerations should you take into account when making your decision? What would be your recommendation to the CEO?