单项选择题

A.血浆pH值↑,PCO2↑,[HCO]↑
B.血浆pH值↑,PCO2不变,[HCO]代偿性↑
C.血浆pH值↑,PCO2↓,[HCO]↑
D.血浆pH值↑,PCO2↓,[HCO]代偿性↓
E.血浆pH值↓,PCO2↓,[HCO]代偿性↓