The science of medicine, progress has been very rapid lately, is perhaps the most important of all the science.
A. all whose
B. all what
C. all that
D. all which
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(答案→)A. all whose
B. all what
C. all that
D. all which
解析：考查定语从句。结合语境可知先行词The science of medicine和progress是所有关系，故关系代词用whose，选A。