The table shows three years of CPI data. CPI Why might these CPI numbers be biased? December 2014 183.7 How can alternative price indexes avoid this bias? December 2015 189.7 The bias in these CPI numbers might arise from December 2016 194.5 O A. new goods bias and quality change bias only O B. commodity substitution bias and outlet substitution bias only O C. new goods bias, quality change bias, commodity substitution bias, and outlet substitution bias O D. new goods bias only