Help asap! We have a assignment about yen

I have no clue what what is 1 yen or 10 yen or 1000 yen. Can somebody explain

The children built a sand castle near the water.

The restaurant joe's tasty burgers just created a new hamburger that they call "the joe special." they want to protect the name of the burger so that no other restaurants can claim the name for themselves. what protection will they need on the name "the joe special"? a. fair use b. copyright c. trademark d. patent

The car is far away from the park. el carro está lejos del parque. el carro está lejos al parque. el carro está lejos de el parque. el carro está cerca del parque.