Which sentence has a pronoun and antecedent that agree in number and person? * 2 points
My mom gave me a new book because they have an interesting plot twist.
Kerry and Sarah wanted to get pizza, but she did not agree on the toppings.
My cousin Amy is getting married, and she is very excited.
Our neighbors are celebrating his son's birthday today.

The reversalists continue their labors, confident that they will one day construct an engine that generates more compression than it uses, a perpetual power source that will restore to the universe its lost vigor. which theme is best supported by the excerpt? a. scientific study requires dedication and perseverance. b. people will always look for a way to achieve immortality. c. death must always be endured alone. d. change is difficult to accept but beneficial if embraced.