What is the best correction for the confusing pronoun in this passage?
All the trees in the city park are pretty, but I wish that they would add
some more playing fields so that more sports teams could play at the
same time.
A. Change "All the trees in the city park are" to "The city park is."
B. Change "more sports teams" to "more of them."
C. Change "they would" to "the parks department would."
O D. Change "I wish" to "they wish."