Please i need the answer in less than 30 minutes

A) Check for view equivalent between S1 and 52. S1: R2(A) W2(A) R3(C) W2(B) W3(A) R1(A) R1(B) W1(A) W1(B) S2: R3(C) R2(A) W2(A) W2(B) W3(A) R1(A) R1(B) W1(A) W1(B) B) Check the Conflict serializableusing the precedence graph? With sequence R2(A): W2(A); R3(C): W2(B); W3(A); W3(C); R1(A); R1(B); W1(A); W1(B) C) S: RI(A); R2(B); WI(C); R3(B); R3(C); W3(C); W2(B); R3(B); W3(A) Based on time stamp protocol, the following instructions should be executed or rejected? a) (T1,12,13) = (10,20,30) R3(C): Reject/Executed? Why? W2(B) : Reject/Executed? Why? What is the TS-W(C)