ALGEBRA Find x and y so that the quadrilateral is a parallelogram. a x = 20, y = 12 b x = 20, y = 160 c x = 129, y = 51 d x = 168, y = 12 i need this right now !!

Which is a logical conclusion based on the given information? a. figure abcd is a rhombus by the definition of a rhombus. b. segment ac is congruent to segment dc by cpctc. c. angle acb is congruent to angle adc by the angle-side-angle theorem. d. triangle acd is congruent to triangle cab by the hypotenuse-leg theorem.