Take context from the input text and decide on the accurate relationship between 'Manitoba Hydro' and 'electricity' from the options provided.
Options: headquarters location, member of, product/material produced, distributed by

The business of hydro: Premier Greg Selinger and Manitoba Hydro interim president Darren Rainkie announced today that SaskPower will buy a minimum of 100 megawatts of electricity from Manitoba beginning in 2020.
product/material produced