What is a feature of certifiable suppliers? Select a Choice Below current question choices OptionA They have to develop a close relationship with the supply management department in order to become a certifiable supplier. OptionB They are barred from competing for that organization's business. OptionC They have to meet the diversity requirements defined by the organization in order to become a certifiable supplier. OptionD They are suppliers who are understood to be able to pass the certification process but have not yet completed the process