The MIC value of drug A is 2 mg/ml, and the MIC value of drug B is 125 mg/ml, thus ( ).
A.
the antibacterial activity of drug A is weaker than drug B
B.
the antibacterial activity of drug A is stronger than drug B
C.
the antibacterial spectrum of drug A is broader than drug B
D.
the antibacterial spectrum of drug A is narrower than drug B