When ambulance man Steve Lyn went to the house , he was amazed: "It's great that a young boy of six knew the right number to deal and was able to give us the correct information.” (3)______ o

When ambulance man Steve Lyn went to the house , he was amazed: "It's great that a young boy of six knew the right number to deal and was able to give us the correct information.” (3)______ of William's quick thinking , we were able to (4)______ there immediately.