Analyze various shapes according to their reflective and rotational symmetries.

Problem

Which of the following symmetries apply to the rhombus below?
 
Symmetric
Not symmetric
Reflective symmetry over the line y, equals, start fraction, 1, divided by, 2, end fraction, x
Reflective symmetry over the line y, equals, minus, 2, x
Rotational symmetry of 180, degree about the origin