Respuesta :
Answer:
C. A dog can learn many new tricks if they are given the proper training.
Explanation:the dog is singular, because of the "A" at beggining.
"they" is plural
The sentence that has an inappropriate shift in number is
A dog can learn many new tricks if they are given the proper training.
According to this question, we are to discuss about inappropriate shift in Numbers as regards given sentences.
As a result if this we can see in the sentence, "A dog can learn many new tricks if they are given the proper training." that a dog is a singular word, and "they" should not be used as a pronoun in the same sentence.
Learn more about inappropriate shift at;
https://brainly.com/question/25945210