The vertices of a quadrilateral ABCD are A(-3, 4), B(-4, 1), C(-7, 2), and D(-7, 6). The vertices of another quadrilateral EFCD are E(-10, 1), F(-11, 4), C(-7, 2), and D(-7, 6). Which conclusion is true about the quadrilaterals?
Their corresponding diagonals are equal.
The measures of their corresponding angles are not identical.
The lengths of their corresponding sides are unequal.
Their shapes and sizes are not identical.