state gov Calcutta High Court Lower Division Assistant (LDA) Mock Test 2024 English Grammar Phrase Replacement
Select the most appropriate option to substitute the underlined segment in the given sentence. If there is no need to substitute it, select No Improvement.
Many accidents at the factory are caused of workers who don't read warning signs.1
are caused because of
2
is the cause of
3
is caused by
4
No Improvement