The statements, "and the sooner the better!" and "it has to be!" from "All Watched over by Machines of Loving Grace" develop the speaker as

AConversational
BIndirect
CUrgent
DVague

In "The Secret Life of Walter Mitty, " Walter has challenging fantasies because

AHe has an unidentified mental problem
BThey are memories from his time travel experiences
CThey are favorites moments in the books he has read
DIt provides an escape from his overlay controlling wife

In "A Sound of Thunder," the author shows how small acts affect the future by

AHaving Eckels forced to retrieve the bullets
BEckels stepping on a butterfly and killing it
CEckels freezing when it's time to shoot the dinosaur
DHaving Eckels travel back in time instead of going on an African safari

These lines make the speaker sound urgent. This is because the words the speaker uses are intense and demanding, and they reflect a lack of patience. Moreover, the way the speaker talks makes him sound uncompromising. Therefore, the character is developed as urgent.

Answer: D) It provides an escape from his overlay controlling wife.

In "The Secret Life of Walter Mitty," the main character often daydreams about fantastical situations. These dreams and vivid images that the character has are motivated by a desire to escape from his controlling and overbearing wife. Therefore, they are a symptom of his unhappiness.

Answer: B) Eckels stepping on a butterfly and killing it.

In the story, Eckels travels to the past in order to hunt a dinosaur. However, things go wrong, and he accidentally alters the past by stepping on a butterfly and killing it. When he comes back to the present, everything is different. This shows how small acts can significantly alter the future.