Which explains whether or not this model accurately shows 16 × 3?
it does because 16 = 10 + 6, and the model shows 3 groups of 10 and 1 group of 6.
it does because 16 = 10 + 6, and the model shows 3 groups of 10 and 3 groups of 6.
it does not because the model should show only one group of 16 and one group of 3.
it does not because the model should show 6 groups of 10 and 6 groups of 3.