In a 1000 yards race, B has 6 yds. start and C 15 yds. when A reaches the winning post B is 4 yds. and C is 5 yds. behind. how many yds. start can B give C so as to make a dead heat with C?

1) 1000/99 yds
2) 1002/99 yds
3) 1007/99 yds
4) none of these