What is the sign of the product (−5)(−3)(−8)(−6)?

Positive, because the products (−5)(−3) and (−8)(−6) are negative, and the product of two negative numbers is positive
Positive, because the products (−5)(−3) and (−8)(−6) are positive, and the product of two positive numbers is positive
Negative, because the products (−5)(−3) and (−8)(−6) are negative, and the product of two negative numbers is negative
Negative, because the products (−5)(−3) and (−8)(−6) are positive, and the product of two positive numbers is negative