31. Which change, if any, is needed to revise the underlined text?
notorieties
A reputations
B observations
C infamies
D No change

Read the passage: canines may not be the deepest thinkers in the world. but perhaps that's for the best. the life of a dog—sitting alone all day, waiting for everyone to come home—can be pretty boring. super-smart animals would probably get totally stressed out, says university of pennsylvania researcher james serpell. look at it this way: if dogs were any smarter, they probably wouldn't choose to hang around with us. which best describes the tone of the passage?

Underline the ic or ic's and place the proper punctuation if needed. the board of trustees admits that it made a mistake because the employees were toolazy nothing happen to the board

Wiesel interrupts the narration that begin with, "a few ss officers wandered through the room, " with a parenthetical insertion. explain the purpose of the insertion.