Well first of all, there are no other traveling workers. Instead it was something very uncommon back then just because there are so much competition due to the Great Depression. Second, George is the one that does all the talking and dominates things when they are together. So some people like the boss thinks George is taking advantage of Lennie and some others such as Curley thinks they are gay.
Http://www.sparknotes.com/lit/animalfarm/characters.html
The importance would be all the time and effort he put into it but know that he is dead he would have someone to take over
There's not passage so unless someone's somehow taking the same quiz I don't think ur gonna get a good answer but Id say its Rosey and he knew he was a lair