According to paragraph 4, what is one effect of a species having young that need to learn their behavior？
A．The species develops strong communication skills.
B．The species becomes more social.
C．The species grows increasingly aggressive.
D．The species develops bigger brains.
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The word "envisaged" in the passage is closest in meaning to
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David Card and Alan Krueger co-created the research on the influence of minimumwage on poverty in the 1990s.
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A．By stating the definition and components of each category.
B．By explaining the relationship between the two categories.
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All the researchers investing the minimum wage agree that raising the minimum wagewill reduce poverty.
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