Answer:
The author shows how an official language would make things worse A. by illustrating how divided the American people already are concerning language.
What will happen if the U.S. imposes an official language?
The U.S. has several languages being spoken in it thanks to the various ethnicities present.
These people already argue about language restrictions in the U.S. which means that imposing an official language will only make things worse by making the nation less united.