Which of the following was not a reason for the instability in latin america ?
a. reliance on the united states for protection
b. underdeveloped infrastructure
c. excessive racial or ethnic tensions
d. the governing of the caudillos hlp

C) Excessive racial or ethnic tensions was not a reason for the instability in Latin America. Although, this has existed and still exists, it was not one of the main reasons for the instability in Latin America. The Latin American governments relied heavily on political protection from the United States, the infrastructure was/is underdeveloped in some areas of the countries and the governing of the caudillos which was quite authoritarian.

John Locke

Explanation: The idea the governments exist only by the consent of the people was first popularized by John Locke.