What kind of people are better at recognizing the expression of horror

A．the organizers had not locked the gates at the back of the stand
B．they had not been in such a panic
C．they had not thrown paper and rubbish beneath the wooden stands
D．they had not dropped cigarettes

A．the rescuers had reacted more quickly
B．eyewitnesses had all helped the rescue work
C．the fans in the past had not been so ignorant of the fire precaution rule
D．the fire-brigade had come earlier