Which of these facts about wild boars is best supported by the evidence provided?

A) Wild boars were brought to the United States by humans.

B) Wild boars have quickly spread through the United States.

C) Wild boars have established successfully in areas with warm climates.

D) Wild boars have a high reproductive rate and no natural predators

The right answer to this question is option D. Wild boars have a high reproductive rate and no natural predators.

Explanation:

What is known is that, for a population to spread such as the boars, it needs to be well adapted to the environmend around it, and the boars can do that easily, they have a very diversified diet, they have a very high reproductive rate and no natural predators as said on the question. Their only threatening predator right now are where they are located are humans. With all these characteristics, this species can easily adapt themselves to weather changes. As they have a high reproductive rate, they can too, adapt well new environments due to natural selection.

The answer is D. Wild boars have a high reproductive rate and no natural predators.