I am convinced _____ the necessity of hard work. A. on B. in C. of D. about 💾 Save the Page as PDF: 📥𝐃𝐨𝐰𝐧𝐥𝐨𝐚𝐝 𝐍𝐨𝐰! Related Read more articles Previous PostI have no access _____ the Principal. Next PostHe did not comply _____ my request. If the aforementioned Answer is Wrong. Leave a Reply with an authentic source.Cancel reply