4) (3n-4)(6n+1) A) 12n^2+6n=6 B) 12n^3=6 A j

To solve the expression , we need to use the distributive property of multiplication over addition.Step 1: Multiply the first term of the first expression with each term of the second expression. Step 2: Multiply the second term of the first expression with each term of the second expression. Step 3: Combine the like terms. Step 4: Simplify the expression. Therefore, the correct answer is not listed among the options provided.