All questions of Statements for Class 9 Exam

Explanation:

Understanding the question:
When asking someone if they can help with a task, it is important to use the correct grammar and structure the question appropriately.

Identifying the correct answer:
In this case, the correct answer is option 'C' - "I asked him if he could not help me to take that heavy box." This option correctly forms the question by using the word "if" to introduce the question about whether or not the person can help.

Explanation of the correct answer:
- The sentence starts with "I asked him," which is the correct way to introduce a question that was posed to someone.
- The use of "if" in the sentence indicates that a question is being asked about the person's ability to help with the heavy box.
- The phrase "he could not help me" is a polite way to ask if someone is able to assist with a task.

Conclusion:
Using the correct grammar and structure when asking for help is important in ensuring clear communication. In this case, option 'C' is the most appropriate way to ask someone if they can assist with taking a heavy box.