4. Although all of them could be true, this one is most acurate :)
The answer is C, ROM often stores the basic instructions a computer needs when powering on, part if the BIOS.
Answer:
A function with out parameters cannot take any arguments or perform operations on variables passed in. A function with parameters can.
This is how to answer this programming question:
#include <stdio.h>
#include <conio.h>
int main(void)
{
char letterStart;
<span>fflush(stdin);</span>
printf("Input character: ");
scanf("%c", &letterStart);
print("Next Letter: %c", ++letterStart);
getch();
clrscr();
}