Q4:
Yellow jackets number among the 900 or so大约 species of the world’s social wasps, wasps living in a highly cooperative and organized society where they consist almost entirely of females—the queen and her sterile female workers.
wasps living in a highly cooperative and organized society where they consist almost entirely of
wasps that live in a highly cooperative and organized society consisting almost entirely of
which means they live in a highly cooperative and organized society, almost all
which means that their society is highly cooperative, organized, and it is almost entirely
living in a society that is highly cooperative, organized, and it consists of almost all
此题我觉得选C，但给出的答案是B，请帮着解释一下
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