A:∃x0∈(0,+∞),lnx0≠x0﹣1
B:∃x0∉(0,+∞),lnx0=x0﹣1
C:∀x∈(0,+∞),lnx≠x﹣1
D:∀x∉(0,+∞),lnx=x﹣1
______ made us much disappointed.