In a class of 37 students 26 play football and play 20 long tennis, if 17 play above, many play neither?
Choose the most appropriate option:
A) 6 B) 8 C) 10 D) 12 E) 14
26 + 20 - 17= 
<gadget id="calculator">26 + 20 - 17</gadget>
<output>29</output>
29   37 - 29= 
<gadget id="calculator">37 - 29</gadget>
<output>8</output>
8 play neither   Answer is 8
<result>B</result>
In a class of 37 students 26 play football and play 20 long tennis, if 17 play above, many play neither?