Its kind os hrad to explain but in an chose its would be a
Answer:
The error is :-
The sentence must be Who is yelling not whose yelling. Correct Sentence would be
"Who is yelling?" asked the teacher
Ray Bradbury was disturbed by the future of America. He was afraid for the fate of the whole earth, he acutely felt the threat of fascism. His political views are reflected in his works. That's why he received a special distinction: his name was included in fascists' list of those who was sentenced to death. On a day when they will come to power... But that day will never come because Ray Bradbury is not alone in America.
Sorry for my mistakes, I'm Russian)
