A scientist used a unique two-color code to identify each of the test subjects involved in a certain study. If the scientist found that choosing from among eight colors produced enough color codes to identify all but 5 of the test subjects, how many test subjects were in the study? (Assume that the order of the colors in the codes does not matter.)	Pick:
A) 32 B) 33 C) 34 D) 35 E) 36
8C2 = 28   The number of test subjects is  28 + 5= 
<gadget id="calculator"> 28 + 5</gadget>
<output>33</output>
33   The answer is 33.
<result>B</result>
A scientist used a unique two-color code to identify each of the test subjects involved in a certain study. If the scientist found that choosing from among eight colors produced enough color codes to identify all but 5 of the test subjects, how many test subjects were in the study? (Assume that the order of the colors in the codes does not matter.)