The National Revolutionary Party boosted the Mexican economy by

privatizing the railroads and oil industry.

nationalizing the railroads and oil industry.

selling the railroads and oil industry.

closing the railroads and oil industry.

Option B. nationalizing the railroads and oil industry.

Explanation:

I just took the test and that's the correct answer.

nationalizing the railroads and oil industry.

Explanation:

Prior to the arrival of the National Revolutionary Party oil and railroads were comissioned and given the rights to many foreign industries that were taking our oil and our rights to railroads, when the party nationalized them a huge boost in the national income was made because suddenly all the profits of those companies was entering directly to the federal budget.