Questions 9 and 10 are based on the following news. At the end of the news item, you will be given 10 seconds to answer each of the two questions. Now listen to the news.

The energy sent out by the exploding star is______.

A．100 times the energy sent out by the Sun in a year.
B．100 million times the energy sent out by the Sun in a year.
C．100 million times the energy sent out by the Sun in a day.
D．100 billion times the energy sent out by the Sun in a day.