Given the task definition and input, reply with output. In this task, you need to provide the correct option for a given problem from the provided options.

Problem: there are 193 items that are members of set u . of these items , 41 are members of set b , 59 are not members of either of set a or set b , and 23 are members of both sets a and b . how many of the members of set u are members of set a ?
Options: a ) 116 , b ) 85 , c ) 94 , d ) 98 , e ) 108
a