Which of the following statements is true based on the figure below?

Select one:

a. The regression lines are coincident.

b. The regression lines are parallel but not coincident.

c. The regression lines are not parallel, and there is a same direction interaction.

d. The regression lines are not parallel, and there is a reverse interaction.

e. As age increases, mean FDT speeds increase at different rates for dominant and nondominant hands.

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