which sentences contain a restrictive or non restrictive related clause? check all that apply

1) The car, which took Miah months of saving money to buy, is parked in the garage.
2) The bicycle that Kameron has had since he was ten years old is still in great shape.
3) My professor, a graduate of Arizona State University, taught me a lot about writing.
4) Sierra met the boy whose parents had recently opened the restaurant doors across the street.
5) The ocean, calm and peaceful, beckoned Joel to dip his toes in the warm water.