Separately, Katanga Mining (Toronto: KAT.TO - news ) announced the suspension of copper and cobalt processing operations in the Democratic Republic of Congo site for 18 months, and confirmed the continuation of the planned investment of $880m into ongoing plant upgrades at the project, in which Glencore owns a 74pc stake.
Take context from the input text and decide on the accurate relationship between 'Glencore' and 'Katanga Mining' from the options provided.
Options: location of formation, member of, parent organization, owner of