Questions 4 to 7 are based on the
following conversation. At the end of the conversation, you will be given 20
seconds to answer the question Now, listen to the
conversation.
What is the most possible reason for the English Channel to emerge
A.Because of a flood millions of years ago. B.Because of an earthquake millions of years ago. C.Because of a flood thousands of years ago. D.Because of a volcano eruption millions of years ago.