What is the attitude of the Department of Education towards affirmative action

A．the current market values of the goods
B．details of the goods to be sold
C．the order in which goods must be sold
D．free admission to the auction sale

A．the results obtained in the laboratory exactly reflects the real-life situations
B．the gap between the laboratory studies and real-life situations is too large to fill up
C．the gap between the laboratory studies and real-life situations eau be closed by proper reasoning
D．the difference between the laboratory studies and real-life situations will be reduced