Select the correct answer from each drop-down menu. Shape I is similar to shape II.

The sequence that proves shape I is similar to shape II when applied to shape I is a reflection across the ___ followed by a translation ___ units right and ___ units down, and then a dilation by a scale factor of ___

Answer options:
1: y-axis, x-axis
2: 4, 5, 6, 7
3: 2, 3, 4, 5
4: 0.5, 1, 1.5, 2