Which statement is true?

a.

the climate in the midwest allows for the growth of multiple kinds of crops.

c.

fewer people are interested in maintaining their family farms.

b.

improvements in technology and transportation allow for larger farms.

d.

all of the above

This would be a true statement

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.