Santa Anna was Mexico's commander
Generally speaking, to figure out price and quantity in a monopoly, a business finds the point at which marginal cost equals "b) Marginal revenue," since this is the point at which the product can be sold.
The results of the industrial revolution were worth the human cost. If you consider what are all the things which we have nowadays as a direct result of the industrial revolution, I think the answer should be quite obvious considering the abundance of goods and the subsequent development of society that followed.
Honestly I have no clue I’m still learning sorry