I’m assuming you mean there are 5 rows which are equal, and use all the 115 photos. If this is the case then 115/5 is 23 photos per row.
The following correct answer is c.
This I because when you translate using this, you first start with the point (0,0), translate that point down 3 (-3 means down three when outside parenthesis) and translate it to the right 4 units (this shown in a paraptosis, and when you move to the right you say -4, but if you move to the left you say +4)
that is false that doesent equal 3 multiple