Utilize the input text as a context reference, choose the right relationship between Edison International and electricity from the options. Options: 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.

Rooftop sourcing Ted Craver is the chief executive of Edison International Inc., parent of Southern California Edison, one of the nation’s largest electricity retailers.

Answer: product_or_material_produced