the Number of 不能选？

huangraul

In Scotland, the number of wild salmonhave been reduced because of uncontrolled deep-sea and coastal netting, bypollution, and by various other threats to the fish’s habitat.
A.    number of wild salmon have been reduced because of uncontrolled deep-seaand coastal netting,
B.    number of wild salmon is reduced because deep-sea and coastal netting isnot controlled,
C.    numbers of wild salmon has been reduced because of uncontrolled deep-seaand coastal netting,
D.    wild salmon’s numbers are reduced by deep-sea and coastal netting thatis not controlled,   (E)
E.    wild salmon’s numbers have been reduced by uncontrolled deep-sea andcoastal netting,
perp 08里面说
MANHATTAN SC上提到：Never select ananswer choice containing the phrase THE NUMBERS OF为什么啊？