Which of the following assertions best underlines the notion that food is central to our perception of a global community?

A. Food is both local and international.
B. Food price increases in 2007 affected both rich and poor countries.
C. As the global population grows, it is up to the global community to feed it.
D. Food not only reflects but also constitutes the global era.

D. Food not only reflects but also constitutes the global era.