instruction:
In this task, you need to provide the correct option for a given problem from the provided options.
question:
Problem: 9 log 9 ( 2 ) = ? 
Options: a ) 1 , b ) 2 , c ) 3 , d ) 4 , e ) 5
answer:
b


question:
Problem: what is the square root of 6,561 ? 
Options: a ) 18 , b ) 9 , c ) 45 , d ) 62 , e ) 81
answer:
e


question:
Problem: in a sports club with 30 members , 17 play badminton and 17 play tennis and 2 do not play either . how many members play both badminton and tennis ? 
Options: a ) 7 , b ) 6 , c ) 9 , d ) 10 , e ) 11
answer:

b