Consider the graph in which △BOW≅△TIE. Which set of transformations correctly maps △BOW to △TIE?​

A. a reflection over the x-axis followed by a translation right 6 units and down 2 units
B. a 180∘ rotation about the origin, followed by a translation left 1 unit and down 3 units
C. ​​a reflection over the line y=x, followed by a translation right 2 units and down 4 units
D. a reflection over the y-axis, followed by a translation left 1 unit and down 9 units