The correct answer is A. It starts with very specific details, devoid of any emotional interfering on the narrator's part. The only subjective detail in this line is the estimation "very strange". Still, it doesn't disturb the factuality of the context, which is firmly rooted in precise time and place references.
How are we supposed to know because your the one who learned it.
Upper right corner ,I guesss
What place are you trying to round it to?
