"I was going to see the film, but he reminded me of seeing it before." The sentence means
A.he reminded me to see the film, and I would go to see it.
B.I was about to see the film, but he reminded me that I had seen it before.
C.I wouldn't remember to see the film if he didn't remind me.
D.I forget that I have seen the film before if he didn't remind me.