题目

    A white shark shipped from New York and placed into an outdoor pool for a Kmart commercial in Los Angeles died after showing signs of distress, an official from the animal welfare group that monitored the production said on Thursday. The American Humane Association (AHA), which certifies film and TV productions with animals, says everything possible was done to ensure the 1.5 meter shark's safety. The shark's death follows lots of criticism of the use of animals in Hollywood productions. The animal rights group, people for the Ethical Treatment of Animals (PETA), which said it re已知函数，且当时，，则(    ) A.          B. C.          D.