The figure shows a quadrilateral PQRS having equal sides and opposite sides parallel. The diagonals PR and QS intersect perpendicularly at O, Which of the following statements cannot be correct
A.
|PO|=|RO|
B.
PQR is an equilateral triangle
C.
PQRX is a parallelogram
D.
There are two lines of symmetry
Correct answer is B
No explanation has been provided for this answer.