400. Find out whether there is any grammatical error in below sentence. The committee is thankful to Shri Desai / for preparing not only the main report / but also for preparing / the agenda notes and minutes. September 16, 2025 by Admin A. The committee is thankful to Shri Desai B. for preparing not only the main report C. but also for preparing D. the agenda notes and minutes ✅ The correct answer is option C.