SECTION C

Questions 6 to 8 are based on the following news. At the end of the news item, yon will be given 10 seconds to answer each question. Now listen to the news.

What took place on Sunday

A．Because they cannot be eradicated by herbicides.
B．Because all selective herbicides can encourage the growth of previously unimportant weeds by eliminating their competitors.
C．Because they were hardly considered before so that their seeds were not prevented from germinating.
D．Because they benefit greatly from the fertilizer applied to the farm land.

A．To provide liquidity to the market.
B．To keep a close watch on Wall Street.
C．To observe the influence of a sliding market on consumer confidence and give a timely response.
D．To prevent the stock market from sliding too much.