Reflecting is when you look back on yourself and think deeply or carefully about your actions. I would most likely associate the given scenario with this, yet it is a very tricky question and all of the choices are possible answers but I think this is the best fitting choice.
Answer is c. (2,4) Reason (without seeing the graph) With the same x value and a different y value the line will be straight up and down (vertical line) never crossing the y axis