Which of the following is not a complete sentence

Modernist poets were concerned with many issues and used their poetry to express their concerns. which item from this list was not one of their concerns? a.corruption of traditional american values b.brutality of wwi c.the effects of the great depression d.crowded, crime-ridden city life e.alienation of the individual

In researching his history report about the civil war, why is ariq most likely to use secondary data than primary data?

Me answer all of these! i’m failing in ela