Every day at lunch, Barbara swims laps in the pool for one hour. The number of laps she is able to swim in the hour depends on the speed at which she swims. I = the number of laps Barbara is able to swim in one hour s = the speed at which Barbara swims Which of the variables is independent and which is dependent? A. s is the independent variable and is the dependent variable B. I is the independent variable and s is the dependent variable​