You perform the Kirby-Bauer test and measure the following zones of inhibition for three newly discovered drugs. Drug 1 = 33mm, Drug 2 = 30mm and Drug 3 = 27mm. Which drug was the bacteria intermediate to? Assume >29 (S), 27-28 (I), <27 (R).
a) Drug 1
b) Drug 2
c) Drug 3
d) Drugs 1 and 2
e) Drugs 1 and 3
f) Drugs 2 and 3
g) All of the drugs
h) None of the drugs