A swimming pool is being filled with water. which situation represents a proportional relationship between the time the pool is being filled and the water level: 1. a pool was filled at ra of 14 inches per hour the first hour and then at a rate of 16 inches per hour untill full.

2. a pool started with 8 inches of water and was filled at a rate of 14 inches per hour.

3. a pol started with 2 feet and was filled at a rate of 14 inches per hour

4. an empty pool was filled at a rate of 14 inches per hour

i need an answer for this​