Critics complain that texting and instant messaging lead to textspeak, poor writing characterized by acronyms, abbreviations, and emoticons. Other have claimed that emoji help help supply important missing cues in lean media channels that are "toneless" otherwise. What do you think?

South central region

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.

Yeah u should that's the right thing

Complementary goods. they go together, thats why one price increase and the others demand increases