I think, based on the current "Mexican Wall" shenanigans that it might well be A.
Railroads were important for transportation so people wouldn't be confined to one place or have to spend moths traveling
Holy Fairs: The Kumbh Mela (the "pitcher festival") is one of the holiest of Hindu pilgrimages that is held four times every twelve years; the location is rotated among the four cities of Prayagraj, Haridwar, Nashik, and Ujjain. Shravani Mela of Deoghar and Pitrapaksha Mela of Gaya are also notable holy fairs.
The kid would be but the mother would not become an american citizen just for having a kid in the US, she would have to go through the naturalization process. Only the kid would become and american citizen