How is citizenship related to voting?

a) only citizens are allowed to vote in elections.
b) only natural-born citizens may vote in elections.
c) you can vote regardless of your citizenship status.
d) you must be a citizen for five years before voting in an election.

The answer is A so ur final answer would be a

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.