Answer:
B. It is often written by writers whose families are immigrants.
Explanation:
The authors of multicultural literature identify with a minority culture. Many of the writers families are immigrants because they moved into a place where they were not part of the majority culture. The literature often deals with cultural identification and assimilation.
Chambers testified before the HUAC against Hiss and claiming that Hiss belonged to an underground communist organization.
should be " testified " and " claimed "....so their both past tense