Does the Dog Know?

Budi and Iwan went to Tuti's house.
After arriving there, Budi rang the bell and waited for someone to open the door.
Suddenly, Tuti's big dog appeared and barked at Budi and Iwan fiercely.
Both Budi and Iwan were scarred.
" Calm down," said Budi, gathering his courage. "My father told me that when we meet a fierce dog , we should squat, then the dog will run away."
" Oh, yeah, sure!" said Iwan in a trembling voice.
" Has your father told the dog about it?