What has been a driving force behind deforestation in Brazil? a.) the release of industrial waste

b.) the use of harmful pesticides

c.) the need for more farmland

d.) the expansion of oil drilling

What the question i don't get it do u mean what she needs to do to auctually become one

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.