The correct answer is Option (4) → suffering
Complete sentence:
As the world is suffering from the evil clutches of climate change, the role of society is to preserve the environment for future generations.
Explanation:
The phrase "is suffering" is in the present continuous tense, which is used to describe an ongoing action happening right now. Here, the sentence talks about the current impact of climate change on the world.
Other options:
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suffer – base form; incorrect with "is"
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suffers – simple present tense; doesn’t work with "is"
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suffered – past tense; does not fit the present ongoing context
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