By reading this book, you will have nice directions to make good results. (complex)

• ক By reading this book, you have nice directions so that you make good results.
• খ Unless you readed this book, you will have nice directions to make good results.
• গ If you read this book, you will have nice directions to make good results. ✅ সঠিক উত্তর
• ঘ By reading this book, you will have nice directions in order to make good results.