Sir, i am stuck on this question

b) A random experiment consists of rolling two fair dice once. Define the events: A: the numbers rolled are each greater than 2, B: the sum of the two dice is 7, C: both numbers rolled are odd, D: the sum of the two dice is 9. Calculate P(B|A) and P(C A), giving your answer as a fraction in each case. Is event D independent of event A? Give a reason for your