The best title for this selection is ______.
A.How We See
B.Leaning about Our Minds through Science
C.What Psychologists Perceive
D.How to Become an Experimental Psychologist
第10题
某种A股股票的价格周二下降了10%,周三上涨了15%,两天累计()。
A.上涨5%
B.上涨3.5%
C.下降3.5%
D.下降2.5%
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