Consider an arbitrary distribution of conducting bodies in a charge free space according to the uniqueness theorem, which of following are required to be specified in order that the field is uniquely determined everywhere? 1. Total charge on each conductor2. Potential at each conductor surface3. Potential at same of conductor and total charge on the remainder4. Total charge as well as potential gradient on each conductor surface Select the correct answer using the codes given below codes

• A. 1 and 3
• B. 2 and 4
• C. 1, 2, and 3
• D. 1, 2, 3, 4