Algebra-1

The correct answer is: B. Identity Property
According to the identity property of multiplication, when we multiply any number by 1, the result is that number itself. The given equation 3𝑥⋅1 = 3𝑥 follows the multiplicative identity rule.

The other options are incorrect:
Option A: The Zero Property of Multiplication states that any number multiplied by 0 equals 0 (a⋅0 = 0). This does not apply here—we are multiplying by 1,...