"Where will you be tomorrow," I said, "in case I have to ring you?"
A
I asked where you will be the next day in case I will ring him.
B
I asked where he would be the next day in case I had to ring him.
C
I said to him where he will be in case I have to ring him.
D
I enquired about his whereabouts the next day in case I would have to ring up.
Correct Answer: I asked where he would be the next day in case I had to ring him.
I asked where he would be the next day in case I had to ring him.