Typedef - Programming

Q1:

What will be the output of the program?
#include<stdio.h>

int main()
{
    typedef int LONG;
    LONG a=4;
    LONG b=68;
    float c=0;
    c=b;
    b+=a;
    printf('%d,', b);
    printf('%f\n', c);
    return 0;
}

A 72, 68.000000

B 72.000000, 68

C 68.000000, 72.000000

D 68, 72.000000

ANS:A - 72, 68.000000

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