Who proposed the modern symbol system using letters of element names?

1. The chapter contrasts Dalton's figurative symbols with the modern system. 2. Dalton's pictures were cumbersome and dropped. 3. Berzelius in 1814 proposed letter-based symbols. 4. So option A is correct. _Source: Selina Concise Chemistry Class 9, Ch 4 The Language of Chemistry (Mistral OCR'd PDF), section on history of symbols_