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Put these investions the correct order from the most recent to the oldest
a. laser
b. floppy disk
c. rubiks cube
d. world wide web
e. mp3 player


Sagot :

E, D, C, B, A- I would believe it’s in that order ?
www (1989)
mp3 player (1997)
floppy disk (1971)
laser (1960)
rubiks cube (1947)