SAT math practice question: Factoring and simplifying expressions

 
Try the following SAT math practice question (No Calculator) that tests your ability to manipulate and factor algebraic expressions in an efficient manner.

Which of the following is equivalent to the expression $(2x-4)^2 – 2(x-2)$ ?

1. $\quad 2(x-2)(2x-3)$
2. $\quad 2(x-2)(2x-5)$
3. $\quad 4(x-2)(x-3)$
4. $\quad 4(x-2)(x-5)$