Question: Who is the Apple Sr. VP of Software Engineering that introduced Face ID, a facial recognition system for iPhone X, at the Steve Jobs Theater on September 12, 2017?
Sentence (from "List of mergers and acquisitions by Apple"): The company's hardware products include the Macintosh line of personal computers, the iPod line of portable media players, the iPad line of tablets, the iPhone line of smartphones, the Apple TV line of digital media players, and the Apple Watch line of smartwatches.
Relevant evidence: No