What is the product of the binomials (4a – 1) and (2b + 3)?

Distribute each term in the first binomial across the second: (4a)(2b) = 8ab, (4a)(3) = 12a, (−1)(2b) = −2b, and (−1)(3) = −3. Combining these terms gives 8ab + 12a − 2b − 3, which is choice D.

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