Which expression is equivalent to $(5 \times 0.1) \times (8 \times 0.1)$ after regrouping the factors to multiply the whole numbers and decimal units separately?

$(5 \times 8) \times (0.1 \times 0.1)$

$(5 \times 8) + (0.1 \times 0.1)$

$5 \times (8 \times 0.1) \times 0.1$

Which properties of multiplication allow you to rewrite $(4 \times 0.1) \times (7 \times 0.01)$ as $(4 \times 7) \times (0.1 \times 0.01)$?

Commutative and Associative Properties

$(8 \times 3) \times (0.1 \times 0.1)$

$(8 \times 3) + (0.1 \times 0.1)$

$8 \times (0.1 \times 3 \times 0.1)$