Final answer:
The Mexican group had a partial success in preserving their cultural identity by retreating into homogenous communities where their language and culture could survive.
Step-by-step explanation:
In the context of the question, the WASPs refer to White Anglo-Saxon Protestants. The question asks about the success of each group in the factors set up by WASPs. Based on the information provided, the Mexican group had a partial success in preserving their cultural identity. Despite facing racism and discrimination, they were able to retreat into homogenous communities where their language and culture could survive. This demonstrates their success in maintaining cultural isolation to some extent.