By about eighteen months of age, an infant can solve ________ displacement problems but not ________ displacement problems
A) visible; invisible B) invisible; visible
C) mental; physical D) physical; mental
A
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At the current time, which statement is true
about our knowledge of whether animals can use humanlike language? a) It has been clearly shown that animals cannot use humanlike language. b) All animal communication is instinctual and, thus, is not language. c) Only primates, like monkeys and chimps, show any sign of language-like behavior. d) It is still unclear whether animals can show humanlike language at any level of development.
Moral growth is
A. qualitative changes in moral reasoning B. a directional move from morally less mature to more mature C. an inter-individual improvement in moral reasoning D. a quantitative increase in moral content or knowledge.