So you see that we have been reasonably fast to bring those products to the market; and now we are entering a pipeline which is very levelized, one new model every year, starting with the Opel Corsa and then now coming the Opel Mokka.
Take context from the input text and decide on the accurate relationship between 'Opel Corsa' and 'Opel' from the options provided.
Options: manufacturer, chairperson, developer, director/manager