Table 7.1 A disk-diffusion test using Staphylococcus gave th…

Table 7.1 A disk-diffusion test using Staphylococcus gave the following results: Disinfectant Zone of inhibition (mm) A                           0 B                         2.5 C                          10 D                           5 In Table 7.1 above, which compound was the most effective against Staphylococcus?