What Challenges Do Sociologists Face When Examining the Impact of Relationship

What challenges do sociologists face when examining the impact of relationship dissolution?

A) The adverse consequences of parental divorce can easily be disentangled from the consequences of having fewer economic resources.
B) The adverse consequences of parental divorce are easily to disentangled from the consequences of having greater economic resources.
C) The adverse consequences of parental divorce are difficult to disentangle from the consequences of having fewer economic resources.
D) The adverse consequences of parental divorce are difficult to disentangle from the consequences of having greater economic resources.