Of 100 applicants for a job, 50 had at least 5 years of prior work experience, 40 had advanced degrees, and 10 had at least 5 years of prior work experience and advanced degrees. How many of the applicants had neither 5 years of prior work experience nor advanced degrees?  Select
A) 30 B) 15 C) 20 D) 34 E) 22
Had advanced degrees and 5 years work experience: 10   Only had 5 years work experience: 50-10= 
<gadget id="calculator">50-10</gadget>
<output>40</output>
40   Only had advanced degrees: 40-10= 
<gadget id="calculator">40-10</gadget>
<output>30</output>
30   100-10-40-30= 
<gadget id="calculator">100-10-40-30</gadget>
<output>20</output>
20   Answer: 20
<result>C</result>
Of 100 applicants for a job, 50 had at least 5 years of prior work experience, 40 had advanced degrees, and 10 had at least 5 years of prior work experience and advanced degrees. How many of the applicants had neither 5 years of prior work experience nor advanced degrees?