Umm what is happening to me?

"dogs make wonderful pets because they us stay happy and healthy"the topic sentence is "dogs make wonderful pets" i need writing a sentence that is unrelated to the topic and can be eliminated.

In what way is victor frankenstein, instead of his creation, most clearly monstrous? a. he disconnects from his family and friends. b. he wishes that he could control the world with his monster. c. he believes that he can achieve success in the scientific world. d. he becomes angry at the monster, even though he created it.

Drag the tiles to the boxes to form correct pairs. match each word with its synonym irate wasteful unmerciful headstrong extravagant stubborn heartless angry