Read the following statements regarding National Solid Waste Association of India. i. It is a member of the International Solid Waste Association (ISWA). ii. It develops standards in solid waste management. iii. It expertise in the field of Solid Waste Management at the national level. Choose the correct option.

• A. i ad iii
• B. ii and iii
• C. i and ii
• D. i, ii and iii