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.
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