正常人血清中可有一定量的伤寒杆菌抗体,但一般范围在()

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正常人血清中可有一定量的伤寒杆菌抗体,但一般范围在()

  • A: "0"抗体<1:40,"H"抗体<1:80
  • B: "O"抗体<1:80,"H"抗体<1:80
  • C: "O"抗体<1:80,"H"抗体<1:40
  • D: "O"抗体<1:80,"H"抗体<1:160
  • E: "O"抗体<1:40,"H"抗体<1:40

请帮忙给出正确答案和分析,谢谢!