对常温下0.1mo1/L的醋酸溶液，以下说法正确的是

A．由水电离出来的c(H⁺)=1.0×10^—13mo1/L

B．c(CH₃COOH)>c(H⁺)>c(CH₃COO^—)>c(OH^—)

C．与同浓度的盐酸分别加水稀释10倍：pH(醋酸)>pH(盐酸)

D．与等浓度等体积NaOH溶液反应后的溶液中：c(CH₃COOH)+c(CH₃COOˉ)=0.1mo1/L

—How do you cook such delicious food?        

—I cook by _________.        [ ]

A. collecting and selling                      

B. practising and tasting        

C. eating and buying                          

D. practising and eating