3. The sentence “The genetic genie is out of the bottle.” in Para. 2 probably means _______ .
A. the genetic genie, the key technology in producing genetically modified foods, is out in the market
B. the genetic technology has come out of laboratories into markets
C. genetically modified foods are available everywhere
D. technology with which to produce genetically modified foods may have powers unpredictable or uncontrollable by man
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