The vertices of a square are listed below.

q(0,0), u(0,4), a(4,4), d(4,0)

after the square undergoes an isometric transformation, its new vertices are q'(0,0), u'(4,0), a'(4,-4), and d'(0,-4). which of the following options best describes the type of transformation that maps quad onto q'u'a'd'?

a. reflection
b. translation
c. rotation