My guess lemon due to the amount of satiric acids in it
A potato because of more density and ions ( I just tried this for my science proj)
Thee people that answered need to be more specific. I mean how are we suppose to know which one is true? I mean sum-one can just pick one because they picked one, well people don't bee dumb, if yew don't know the true answer research it yourself! Thank yew and have a nice day and happy new years.
These answers stink