What is the relationship between 'Instacart' and 'delivery' in the context of the input sentence.
Options: business division, stock exchange, industry, operator

So sticking on kind of this expansion beyond food delivery, as we look at the U.S. market for grocery delivery that would pit you up against some pretty well entrenched players and Instacart and Amazon and grocery margins obviously don't allow for large commissions from grocery store.
industry