Answer:

Penny allowed jody to find ot because the mother was killed for there own selflessness purpose

Penny Baxter allow jody to find the fawn and raise it because they had killed the doe to use its liver and heart to draw out the poison. He didn't wanted the fawn to starve so he allowed jody to find and raise the fawn

The forest pool was so clean and Ranji could see his reflection in the water

IT was completely different from the pool. In his town