According to the weather report, the pollution index was________.

A．Because Kerry failed to radio the airport in advance.
B．Because the extent of damage has npt been assessed yet.
C．Because the pilot didn’’t give an advance notice to the airport.
D．Because the plane had only a wing flap system damaged.

A．He goes to exercise classes.
B．He goes sailing.
C．He goes to the cinema.
D．He stays at home