What is the relationship between Centrica and energy supply 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.

LONDON - Centrica will cut around 10 percent of its workforce and sell up to 1 billion pounds ($1.56 billion) worth of upstream and wind assets by 2017 as Britain's largest utility looks to focus on energy supply and services.

Answer: industry