All of the following were part of Carranza's strategy for controlling the U. S.-Mexican border except:
a. Taxes were increased to restrict foreign business.
b. Immigration was restricted to those with a written contract.
C. Border crossing was made as unsafe and inhumane as possible to deter immigrants.
d. A U. S.-Mexican border patrol was created.

richard milhous nixon (january 9, 1913 – april 22, 1994) was the 37th president of the united states, serving from 1969 to 1974, when he became the only president to resign (quit). he is also known for corruption and the watergate scandal which resulted in the public losing trust in him and his resignation.

that would be the steamboat because none of the other things are forms of transportation

the answer is b: an economic crisis throughout the country.