Which of the following are the instruments of Credit Control in the hands of the RBI? I. Lowering or raising the discount and interest rates. II. Raising the minimum support price of the major agro products. III. Lowering or raising the minimum cash reserves maintained by the commercial banks. Select the correct answer using the codes given below

• A. Only I
• B. Only II
• C. Only III
• D. Both I and III
• E. Both II and III