In this task, you need to provide the correct option for a given problem from the provided options.

Problem: of the diplomats attending a summit conference , 30 speak french , 32 do not speak russian , and 20 % of the diplomats speak neither french nor russian . if 10 % of the diplomats speak both languages , then how many diplomats attended the conference ? 
Options: a ) 20 , b ) 96 , c ) 108 , d ) 120 , e ) 150
a

Problem: how many factors of 220 are odd numbers greater than 1 ? 
Options: a ) 3 , b ) 4 , c ) 5 , d ) 6 , e ) 7
a

Problem: at a wedding reception , 125 guests ate chicken and 75 guests ate beef . if exactly 100 guests ate only one of the two types of meat , how many guests ate both types of meat ? 
Options: a ) 5 , b ) 100 , c ) 7 , d ) 4 , e ) 50

e