Which rule describes the composition of transformations that maps triangle ABC to triangle cap A double prime cap b double prime cap c double prime ?
A
r sub x - axis circ cap t sub negative 6 comma negative 2 open paren x comma y close parenB
cap t sub negative 6 comma negative 2 circ r sub x - axis open paren x comma y close parenC
cap t sub negative 6 comma negative 2 circ cap r sub o comma 90 degrees open paren x comma y close parenD
cap r sub o comma 90 degrees circ cap t sub negative 6 comma negative 2 open paren x comma y close paren