单项选择题

By saying "the poison pill is slightly less poisonous"(Line7, Para. 3), the author means that______.

A.the clean-up will save HVB from breaking down
B.the clean-up can't resolve HVB's problem but relieve it
C.the purchasers wouldn't buy HVB because of its poison
D.the purchaser would take over HVB after the clean-up