In the 1990s, DVDs replaced audiocassettes and floppy disks as the storage media of choice for music and computers. At which stage of the product life cycle is the DVD today

Kou converged his word document to a powerpoint document. when he received the powerpoint, he was missing material. which most likely explains why the material was missing? a it did not have a proper heading b he incorrectly copied and pasted it c he did not save his document properly d there was not enough space in powerpoint