For a reply declining an invitation due to illness, Which detail is most necessary? Focus on practice variation 17.19.

B. polite regret and reason

Step 1: Identify the concept: writing skill: reply to invitation. Step 2: The task needs polite regret and reason, so the reader gets complete information. Step 3: Exam tip: In reply, always check audience, purpose and format.

Step 1: यहाँ writing skill: reply to invitation पहचानना है। Step 2: शिष्ट भाषा में खेद और कारण लिखना चाहिए Step 3: याद रखें: reply में audience और purpose हमेशा याद रखें।