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 required’. The pack of wolves moving towards the children are a frightening sight .

Explanation

The correct answer is 'was a frightening sight'. Key Points The given sentence is grammatically incorrect. Here, 'was a frightening sight' should be used instead of 'are a frightening sight'. In the given sentence 'the pack of wolves' is a collective noun. We use the singular helping verb with a collective noun. Hence, only Option 1 has a singular verb . Example: The team is playing in the championship game. Thus, the correct answer is Option 1. Correct Sentence:The pack of wolves moving towards the children was a frightening sight.