Triangle ABC is rotated to form ​△A'B'C'​.

The coordinates of point A are (1, 1), the coordinates of point B are (3, 1), and the coordinates of point C are (1, 4).

Which counter clockwise rotation around the origin results in the transformation of ​△ABC​​ to ​△A'B'C'​?



Select from the drop down arrow to choose the correct rotation.
90 degrees
180 degrees
360 degrees