Each of A, B, C, D, E, F and G has an exam on a different day of a week starting from Monday and ending on Sunday of the same week. A has an exam on Wednesday. Only one person has an exam between A and B. D has an exam on the day immediately before B. Only one person has an exam between F and B. G’s exam is on one of the days before A but on one of the days after C. On which day does G have an exam?