read the following sentence from the adventures of tom sawyer.
aunt polly was to think she had overlooked that bit of circumstantial evidence, and missed a trick.
which of the following vocabulary words best fits into the sentence above?
subtle
vexed
diffident
diligence

Robert was not waiting for her in the little parlor. he was nowhere at hand. the house was empty. but he had scrawled on a piece of paper that lay in the lamplight: "i love you. good-by—because i love you." what significant idea, presented throughout the novel, does robert's final departure and note highlight? edna is ultimately alone in her rebirth. edna needs to find solace in her children. edna will never be truly loved by anyone. edna should not have forsaken her family.