Select the most appropriate option that can substitute the underlined segment in the given sentence. If there is no need to substitute it, select ‘No substitution’.
Sea levels have been risen all around the world threatening natural calamities like tsunamis, floods, etc
Show answer & explanation
Correct answer: C
Explanation
The correct answer is Option 3 i.e. have been rising.
- This option correctly uses the present perfect continuous tense, indicating the ongoing process of rising sea levels.
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So, the corrected sentence would be "Sea levels have been rising all around the world, threatening natural calamities like tsunamis, floods, etc."