What is the product of 2p + q and –3q – 6p + 1?

Distribute each term in 2p + q across –3q – 6p + 1: the products are –6pq, –12p², 2p, –3q², –6pq, and q. Combine the two –6pq terms to get –12p² – 12pq + 2p – 3q² + q, which matches choice B.

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