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【单选题】
Fo r a n imaginar y economy , th e consume r pric e inde x wa s 8 0 i n 2014 , 10 0 i n 2015 , an d 14 0 i n 2016 . Whic h o f the followin g statement s i s correct?
A.
I f th e baske t o f good s tha t i s use d t o calculat e th e CP I cos t $4 0 i n 2014 , the n tha t baske t o f good s cos t $60 i n 2015.
B.
I f th e baske t o f good s tha t i s use d t o calculat e th e CP I cos t $2 5 i n 2015 , the n tha t baske t o f good s cos t $35 i n 2016.
C.
Th e overal l leve l o f price s increase d b y 6 0 percen t betwee n 201 4 an d 2016.
D.
Al l o f th e abov e ar e correct.
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