Vidéo : Une classe préparatoire, c'est quoi exactement ?
Source : ONISEP
eNrFmNty2jAQhu95Co/vsWJCOHQMmZYmLTPJlJIw7fQmI9vrIKpIjiQD6dNXxrQhHTkHEaV3YMm7K+2vb9eKjtc31FuCkISzgR8GB74HLOEpYdcDf3Z52uz5x8NGtMBLvDNNzwvCnu8lFEs58MvRIAbMZPD9/Owj6PdB+MOGF/F4AYl6MK9QhAafsZyf47yc40VLTlLvBtScpwM/L9TmqRdJJXQUwxUXP2WOE4jQ9snuqGxdtQ5bh93O0e5whEqbzzBeSBBnmF0bbQOzspkUQgBTI6zgmou72rA7rX671bFyQeQUJC9EAhOs5hPBlySF1Ogpw1SClZNslV6AWFJQpROjcbRIbqSVcbzA6yncjs1Bv9ejI7VWzYNm2A3bnbDdb3WOum0rV2Jnq4zeykUgGeqMHIadfg8BQ4mUaIEp4RIlXADKOFMSrSAufzQFj7nigZ5kmb0JFwpTR3kjcvRQgY78CLh9Uh8pkTnFd8FC5rZbhQXWwyA0LtwtpFzBpdAAo3rP/rHPCkrRC6OebbniKOISWyNeMFWDl9Op7UaMtL5h/UhGtWdMqB0Y1XorSQLSaN3K7C/OzLVhUsSUJLbs03QqQKrZdPzYRqC3h8cHLGEm3NHjG2EpX8nXp9Ju+h1Fn2/A+min0DuwPnI/tNJqKtZJIXgOSNOKyH0gNGYZ3xc/WrxmU3+l+3Zy3TRYPMEUalqsK0tWaZ3+aQydnQR3p6waMBr9dHJpK6CvBYi7i81fo2mSDu5Tb4dwh+VBy7Z2AS8/BBUJnmzCN98OXTtpCzNo5krl8h1COcEBTpp5iYQgE/+vYOzUdHefCi4bh6qfqujraAVxVVRtEmp7Wp/ZYOzbQm/f37bqRldKFLBHYiq+O6Pw+OT1wX7fPzsLe/IAQO7cbJpcrAhnrnqqIjbjc79SohPLToWmxpcsIzW3O7XCjFB1szRsRKi8VRo2fgMRay4W
H5GBrj74hNnWYa79