(a) The following fragment of C code outputs the lowercase letters in a string called string to the screen using a while loop: int i=0; char string[1001; /* assume string[l is somehow filled with letters, digits, etc (string[1]!-No,) { ((string [1] printf ("sc", string[i]); while if >= 'a,) && (string [i] -20) printf("Sell "); if (price-10) printf("Hold ") && if (price