【单选题】

What is said about the relationship between these education organizations in the passage

A、TheAdultEducationAssociation was the predecessor of theAmericanAssociation forAdultEducation.
B．The Office of Vocational andAdultEducation is a branch of the U. S.Dept. ofEducation.
C．TheAmericanAssociation forAdult andContinuingEducation was developed from the NationalAssociation.
D．The U. S.Dept. ofEducation is responsible for theAmericanAssociation forAdult andContinuingEducation.