What is the prototype of scanf function?

• A. scanf("controlstring",arg1,arg2,arg3,‚Äö√Ñ√∂‚àö√묨‚àÇ.,argn);
• B. scanf("control string", variable list);
• C. scanf(" varible list,", control string);
• D. scanf("arg1,arg2,arg3,‚Äö√Ñ√∂‚àö√묨‚àÇ.,argn", control string);