Directions:- Study the following information carefully to answer the question given below.
Seven friends M, N, O, P, Q, R and S have an essay competition on seven different days of the same week namely, Monday, Tuesday, Wednesday, Thursday, Friday, Saturday and Sunday. Each friend also studies in a different standard namely first, second, third, fourth, fifth, sixth and seventh but not necessarily in the same order.
The one who studies in the first standard has a competition on Saturday. S studies in the second standard and has a competition on Wednesday. N has a competition immediately before Q. N does not have a competition on any of the days after S. The one who studies in the seventh standard does not have a competition on any of the days on or before Friday. The one who studies in the third standard has a competition immediately after O. Q does not study in the fifth standard. The one who studies in the sixth standard does not have a competition immediately before or after S. R does not have a competition on Sunday and does not study in the third standard. P does not have competition on any of the days before M.
Which of the following standard does R study in?