What is the composition of high-silicon cast iron named Durichlor that has the highest corrosion resistance among cast irons?

• A. 14% silicon, 0.95% carbon and 3% molybdenum
• B. 10% silicon, 1% carbon and 3% molybdenum
• C. 14% silicon and 0.95% carbon
• D. 10% silicon and 1% carbon