Two goods train each 500 m long, are running in opposite directions on parallel tracks. Their speeds are 45 km/hr and 30 km/hr respectively. Find the time taken by the slower train to pass the driver of the faster one.

1. A Option A: 12 sec
2. B Option B: 24 sec
3. C Option C: 48 sec
4. D Option D: 60 sec

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