What are some best practices for file management Select one or more: A. Back up important files B. Store files in the root directory C. Mix data files and program files D. Delete or archive files that are no longer needed

What's the rest of it? lol

Cprogram to find //perimeter of rectangle printf(" \n perimeter of rectangle \n"); printf(""); printf("\n enter width and length of the rectangle : "); scanf("%f%f", & width,& length); perimeter = 2 * (width + length); printf("perimeter of rectangle is: %.3f", perimeter);  

What is your actual question?