We project revenue will decline by 7% to 8% in 2020 as strong organic North America water treatment sales and resilient North America residential water heater volumes are more than offset by weaker North America commercial water heater and boiler volumes and lower China sales, largely due to the pandemic.
Utilize the input text as a context reference, choose the right relationship between 'water treatment' and 'water' from the options.
Options: product/material produced, owned by, parent organization, chairperson