Final answer:
The best location for Ronald to start a cattle ranch in South America is the Pampas, a region known for its fertile grasslands and suitable climate for cattle ranching.
Step-by-step explanation:
The best location for Ronald to start a cattle ranch in South America would be the Pampas. The Pampas is a fertile region located mainly in Argentina and Uruguay, known for its vast grasslands that are suitable for grazing cattle. The climate in the Pampas is also favorable for cattle ranching, with temperate weather and abundant rainfall.
Learn more about best location for cattle ranching in South America