16.

In the beginning, modernist writers were mainly reacting to the (1 point)

a)horrors of slavery.
b)violence of World War I.
c)unequal treatment of women.
d)effects of industrialism on nature.

To find the answer to this question, you will need to have some knowledge about the historical context of modernist writers. Modernist writers emerged during the early 20th century and were influenced by various factors.

Option a) Horrors of slavery: Modernist writers were not primarily reacting to the horrors of slavery. Slavery was primarily a concern of the 19th century and early abolitionist movements.

Option b) Violence of World War I: This is the most likely correct answer. The violence and destruction caused by World War I deeply impacted many modernist writers, leading them to question traditional beliefs and embrace new forms of expression.

Option c) Unequal treatment of women: While gender inequality was an important social issue during this time, it was not the primary focus of modernist writers. Feminism as a literary movement gained prominence in later years.

Option d) Effects of industrialism on nature: While industrialism and its impact on nature were concerns for some modernist writers, it was not the main impetus for their reaction.

Based on the historical context, the correct answer is b) violence of World War I.

b) violence of World War I.

It's either b or d, depending upon the beginning date used for modernist writers.