I think it's a because every word has a subject and a verb
The answer would be D. Jonah was prepared for his summer advent. A Lists more things that he'll do, rather than ending the paragraph. B has nothing to do with the paragraph. C is when is about to end the passage before it even started. D tells the reader that the list is ending, while telling them that he is prepared for summer camp. I hope this helped ^^
Answer:
Testimonial evidence is a statement done by a person pointing at someone that he is sure that the person has done the crime. It helps the court to solve the case more easily