A behavior modification approach to education that involved short lectures and self-pacing was developed by who and what was it called?

Answer/// absolute and unchanging laws;

Ifound the exercise on the internet. attached is the list mentioned above.in order for a compound to be considered optically active it can't have any axis or plan of symmetry. the molecule  shouldn't also  be superimposable on its mirror image.with such considerations, the compounds that are optically active are: -third compound on the first image is optically active; -second and third compound from the second image are optically actives.

B) no, a depression is indicated when the recession is exceptionally long.just got it right on edgenuity