Question 1: Identify and correct the error in sentence 1.

Answer: Replace 'which' with 'that' or remove the comma to correct the sentence.

Question 2: Find the mistake in sentence 3 and correct it.

Answer: Remove 'that' or rephrase to correct the relative pronoun usage.

Question 3: Which sentence uses the correct form of the relative pronoun? a) Sentence 4, b) Sentence 5, c) Sentence 6, d) Sentence 8

Answer: c) Sentence 6

Question 4: Edit sentence 7 to correct the relative pronoun usage.

Answer: Remove 'he' to make it 'I met a man who is a famous author.'

Question 5: Identify the error in sentence 10 and provide the correction.

Answer: Replace 'who' with 'which' or rephrase to correctly refer to 'team'.

Question 6: Write a corrected version of sentence 2, ensuring proper use of the relative pronoun.

Answer: Sample correction: 'The student who studies the hardest will win the prize.'

Question 7: Choose the sentence with correct relative pronoun usage and explain why.

Answer: Sentence 6; it correctly uses 'that' to introduce the restrictive clause without extra punctuation.

Question 8: Provide a revised version of sentence 8 with correct relative pronoun usage.

Answer: Sample correction: 'The house that they built is very modern.'

Question 9: Identify whether sentence 5 correctly uses the relative pronoun and justify your answer.

Answer: No, it should be 'whom' because it's the object of the verb 'saw'. Correct: 'The woman whom I saw at the store was very kind.'

Question 10: Rewrite sentence 10 to correct the error involving the relative pronoun.

Answer: Change 'who' to 'that' or rephrase: 'The team that won the championship celebrated loudly.'