Definition: In this task, you need to provide the correct option for a given problem from the provided options.
Input: Problem: at a kennel with 80 dogs , 45 of the dogs wear tags and 40 wear flea collars . if 6 of the dogs wear both , then how many of the dogs wear neither a collar nor tags ?
Options: a ) 1 , b ) 6 , c ) 34 , d ) 79 , e ) 85
Output:
a