A、sAmplE oF EmployEEs wErE tEstED on DAtA—Entry skills For onE hour，AnD thE numBEr oF Errors (x) thEy mADE AnD thE pErCEnt oF EmployEEs (p) mAking x Errors wErE rECorDED As Follows．

numBEr oFErrors x	pErCEnt oF EmployEEs p
0 1 2 3 4 5 6 or morE	2% 5% 10% 24% 17% 20% 22%

whAt wAs thE mEDiAn numBEr oF Errors in thE sAmplE
A、3
B、3.5
C、4
D、4.5
E、it CAnnot BE DEtErminED From thE inFormAtion givEn．