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Conceptual Origins 11however, focusing on the use of sophisticated technologies candecrease public access to education. The selection of appropriatetechnologies and the design of learning systems are thereforecrucial in determining the level of openness of a DE system. Conceptually,ODL is a system intended to overcome the constraintsof distance, both temporally and spatially, economic factors, anddemographic limitations, with the ideal of opening up educationalopportunities for all.

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