1st blank options:
reflection across the y-axis.
90- degree counterclockwise rotation about point A.
90- degree clockwise rotation about point A.
90-degree counterclockwise rotation about point B.

2nd blank options:
Clockwise rotation about point B and a translation 20 units down.
Reflection across the y-axis and a translation 20 units down.
Reflection across the x-axis and a translation 15 units down.
Reflection across the y-axis and a translation 25 units down.