The correct answer is; "What proof the tripster is able to provide".
That´s because as a reporter, he must make sure about the authenticity of the accusation as he cannot post apocryphal news.
Answer:
you have to answer that yourself, basically the teacher is asking whats the best thing YOU have learned during the first half of school.
Explanation:
An illustration shows you exactly what the book is trying to portray by using pictures or descriptive text. An illusion can be used to deceive someone or something into making it look like it is something else.