The diagram illustrates the activity of some yeast cells in a sugar solution. Which statement explains what occurs to the limewater?
- AThe limewater changes from colourless to cloudy due to the presence of carbon dioxide.
- BThe limewater changes from colourless to cloudy due to the presence of oxygen.
- CThe limewater changes from cloudy to colourless due to the presence of carbon dioxide.
- DThe limewater changes from cloudy to colourless due to the presence of oxygen.