What is the relationship between PepsiCo and Diet Pepsi in the context of the input sentence. Choose an answer from: product/material produced; manufacturer; distributed by; industry; position held; original broadcaster; owned by; founded by; distribution format; headquarters location; stock exchange; currency; parent organization; chief executive officer; director/manager; owner of; operator; member of; employer; chairperson; platform; subsidiary; legal form; publisher; developer; brand; business division; location of formation; creator.

SCOTTSDALE, Arizona (Reuters) - PepsiCo Inc. ( PEP.N ) plans to introduce a new, energized version of Diet Pepsi that includes more caffeine, as well as ginseng, a PepsiCo spokesman confirmed on Wednesday.

Answer: product_or_material_produced