Answer:
The correct option is D.
Explanation:
It is given that events X and Y are two independent events.
Two events are called independent events if the occurrence of one does not affect the probability other. It means

..... (1)
Therefore option C is correct.
We know that

Using equation (1),


Therefore option A is correct.
We know that

Using equation (1),


Therefore option C is correct.
Since options A, B and C are correct, therefore we can say that correct option is D.