Which of the following is true according to the passage？A．The author heard a cry for help

Which of the following is true according to the passage？

A．The author heard a cry for help as soon as he put the book down and got up.

B．Hardly had the author got up and turned on the light t when he heard a cry for help.

C．The author looked out because it was too dark to see anything inside.

D．A child, whose voice sounded like a parrot, was crying for help on the top of a tree.