I think it would be answer choice c because as the population grew they needed more housing. (it was cheaper) but if you mean like industrial as in a factory then it could be b.
1. The answer is 1996 because the 20th century starts January 1, 1901 to December 31, 2000
now i’ve watched a Miracle on Ice before, so i’ll answer the first question:
the reason why they needed the win was because it was a way to uplift hope and set aside the differences between them. this was also a meaningful victory to many Americans