What is the most appropriate assessment and recommendation for managing this patient?
A. He is entering remission, prescribe rituximab maintenance therapy.
B. He is entering remission, prescribe azathioprine maintenance therapy.
C. His proteinuria is increasing, prescribe a second course
of induction therapy with cyclophosphamide and high-dose corticosteroids.
D. He is entering remission and has proteinuria, start renin-angiotensin system blockade and taper prednisone to off.

Which of the following treatment strategies is appropriate in this case?
A. Induction treatment with plasma exchange therapy and high-dose corticosteroids.
B. Induction treatment with rituximab and high-dosecorticosteroids.
C. Induction treatment with mycophenolate mofetil and high-dose corticosteroids.
D. Prepare for dialysis, no immunosuppression recommend.