In the context of the input sentence, determine the relationship between 'Apple Inc' and 'iPhone'.
Options: founded by, member of, chairperson, product/material produced

Other Articles No shoppers’ stop: Crisil Trai offers 15-day deadline for telcos to minimise call drops L&T not in hurry to fill top post, says AM Naik At Apple Inc Event, CEO Tim Cook has unveiled iPhone 6S, iPhone 6S Plus whose price is yet to be announced, but which pack the 3D touch technology and here is how you can use it:
product/material produced