Culture of western Europe
There are large
immigrant
populations.
The most common
religion is Christianity.
?
O A. Most people live in urban areas.
O B. Most people are ethnically German.
O C. Most people are part of indigenous tribes.
O D. Most people speak Dutch.

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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.