Which of the following statements is most precise in introducing the economic development of China?

A、TheeconomyofChinaadvanced6.4percentyear-on-yearintheMarchquarterof2019,slightlyabovemarketexpectationsofa6.3percentexpansion.;
B、GDPofChinaadvancedalmostthesameintheMarchquarterof2019asinthepreviousquarter.;
C、ThegrowthrateofChina’sGDPhasbeenremainingabove6percentthisyear.;
D、China’sGDPadvanced6.4percentyear-on-yearintheMarchquarterof2019,thesamepaceasinthepreviousquarterbutslightlyabovemarketexpectationsofa6.3percentexpansion.