Answer:
A). By including Anthony’s teacher’s point of view.
Step-by-step explanation:
In this excerpt from "The Kick and the Click", the author substantiates his point by including the teacher's point of view. Teachers are the esteemed authorities who know well about the skills and talent of a student and therefore, play a vital role in shaping and developing their skills and talents. By including Anthony's teacher's view and opinion, the narrator gains credibility that Anthony is talented that his teacher is also witnessing of and which is why she loaned him a camera. Thus, option A is the correct answer.