Step 1: Understanding the Concept:
Social organizations have specific characteristics.
They are formed for specific purposes.
Step 2: Key Formula or Approach:
No specific formula.
Need to understand social organizations.
Step 3: Detailed Explanation:
Statement A: People are purposefully associated in systematic units - correct.
Statement B: Formal rules are framed - incorrect.
Statement C: Members have formal status and role - incorrect.
Statement D: Major objective is to achieve common interests - correct.
Thus, A and D are correct.
Step 4: Final Answer:
A and D are correct.
Hence, the correct option is (B).