Without multiplying, determine the sign of the product (−468,256)(−183,758)
A: The sign of the product is positive because a negative multiplied by a negative is a positive.
B: The sign of the product is negative because a negative multiplied by a negative is a negative.
C: The sign of the product is negative because the first number is negative.
D: The sign of the product is positive because the second number is negative.