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.
Allusion
Allusion is a figure of speech, in which an object or circumstance from unrelated context is referred to covertly or indirectly
Answer:
Mum is not making salad
Mum is making biscuits
The grils are not drinking lemonade
the girls are drinking tea
Dad is not reading a newspaper
Dad is reading a cookery book