Traditional Sioux Lands What states are the traditional homelands of the Sioux? The Nakota? What is the environment like in these states? What are some of the native animals in these states? What are the names of some rivers and lakes in these states? ?​

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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.