In most of this forest, the expected outbreak of tree-eating tussock moths should not be countered. After all, the moth is beneficial where suppression of forest fires, for example, has left the forest unnaturally crowded with immature trees, and _ _ _

The conclusion of the argument is most strongly supported if which one of the following completes the passage?

Correct answer marked below

more than half of the forest is unnaturally crowded with immature trees

Correct

mature trees are usually the first to be eaten by tussock moths

usually, a higher proportion of mature trees than of immature ones are destroyed in forest fires

the expected outbreak of tussock moths will almost certainly occur if no attempt is made to counter it\n

there are no completely effective countermeasures against the moth

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What this question tests

Whether you can draw a conclusion that must follow from the stated facts.

Choosing an option that could be true or is likely true — inference answers must be guaranteed by the passage.