A student studying acidity of juices did a taste test and determined that the orange juice was the sweetest juice and the lemon and lime juices were the sourest. Based on this information, which is the best inference the student could make about acidity?
Juices with more sugar content have a lower pH.
Higher acidity causes juices to taste more sour.
Juice that tastes sour has a higher pH than juice that tastes sweet.
Lime juice tastes more sour than orange juice.