Immediately after starting a diesel engine, normal raw water and jacket water pressure are

Immediately after starting a diesel engine, normal raw water and jacket water pressure are indicatedHowever, the jacket water temperature continues to rise, if there is no change in the sea temperature, you should suspect______.

A.overloading in all cylinders

B.a jammed three-way thermostatic valve

C.chromate PH too low

D.a high level in the surge tank

请帮忙给出正确答案和分析，谢谢！