Sketch the solid E and region D. Explain which choice is correct and WHY. No credit will be given without justifications and explanations. 16- Lo shoot 1 x² + y² dz dy dx is equivalent to dz r dr de a. 16-2 √16-² 1 4 16-²² 1 2 r 4 S SECC 2 b. C. CESO SO d. r e. None of a - d. dz r dr de dz · r dr d0 dz dr də