What made the korean war particularly tragic?

The excerpt is from a longer essay on huckleberry finn by mark twain. what kind of support is used to develop the writer's main idea regarding how twain brought his characters to life?

This device blocks an opening along the base/floor of stairs or other walking or working surfaces where materials or body parts might otherwise inadvertently fall through. it should be 4 inches high, with not more than ¼ inch clearance above the floor

Write a two-paragraph objective summary of ted chiang's "exhalation." your summary should identify two themes of the story and explore how they interact. use figurative language such as an analogy to the reader understand the themes.