The correct answer is option 4: sand artist. Padma Shri Sudarsan Pattnaik is a well-known artist who specializes in creating beautiful sculptures out of sand. He is recognized for his exceptional skill and creativity in this artistic medium. Pattnaik is widely acclaimed for his ability to mold sand into intricate and detailed sculptures, often showcasing cultural and social themes. His sand art has gained him international recognition and he has received numerous prestigious awards for his work. Pattnaik`s sand sculptures have been displayed and appreciated at various sand art festivals and exhibitions held around the world. His talent, precision, and dedication to his craft have made him a celebrated artist and he continues to inspire others with his unique sand art creations.