In forehand welding, the angle between the welding rod and the work is kept as?

• A. 30¬¨‚àû-40¬¨‚àû
• B. 40¬¨‚àû-50¬¨‚àû
• C. 50¬¨‚àû-60¬¨‚àû
• D. 60¬¨‚àû-70¬¨‚àû