What is the most reasonable capacity of a small water bottle in metric system?

Choose the appropriate metric unit of an object. The length of tennis racket. Please refer the picture.

Choose the appropriate metric unit of an object. The mass of a small marble. Please refer the picture.

Choose the appropriate metric unit of an object. The capacity of maple syrup.

Choose the appropriate customary of an object. The weight of a 4 cars.

Choose the appropriate customary unit of an object. The capacity of a swimming pool.

Choose the appropriate customary unit of an object. The height of Mt. Everest

Choose the appropriate customary unit of an object. The capacity of a small shampoo bottle. Please refer the picture above.

The distance from Austin to Florida?