Trapezoid ABCD is congruent to trapezoid A′′B′′C′′D′′ . Which sequence of transformations could have been used to transform trapezoid ABCD to produce ​ trapezoid A′′B′′C′′D′′ ​ ?

​ Trapezoid ABCD ​ was reflected across the x-axis and then across the y-axis.

​ Trapezoid ABCD ​ was reflected across the y-axis and then translated 7 units up.

​ Trapezoid ABCD ​ was translated 7 units up and then 12 units left.

​ Trapezoid ABCD ​ was reflected across the y-axis and then across the x-axis.