A: So listeners can stay awake and alert.
Climate change can be caused by changes in the earths orbit so the answer is A
Answer:
What is foreshadowing?
Predicting what will happen next.
Why do authors use foreshadowing?
It helps to make the story more interesting.
Explanation:
I hope you pass the work!
It is a compound sentence, because this sentence consists of two independent clauses ('the lamp fell over' and '(the lamp) scared the cat"). Simple sentence would have only one independent clause.