The given sentence has been broken up into four different parts. The error, if any, will be in one or more parts of the sentence. Select the option which contains the part/parts of the sentence which has/have an error (spelling, grammatical or contextual). If there is no error, choose the option ‘e’
Only a small parts of the deep seabed (A)/ have been explored and conservationists worry (B)/ that ecosystems will be damaged by mining, (C)/ especially without any environmental protocol. (D)
The correct phrase should be "small part" (singular form) instead of "small parts" (plural form) to maintain subject-verb agreement. “Has been” will be used instead of “have been” as only a small part is being used here The correct word in part (D) should be "protocols" instead of "protocol" to maintain consistency
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