Without mutiplying, determine the sign of the product: (201,101.5)(-359,191.7)

a
The product is positive because one of the a negative number multiplied by a positive number is positive.
b
The product is negative because the second number is negative.
c
The product is positive because the first number is positive.
d
The product is negative because one of the a negative number multiplied by a positive number is negative.
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