Which of the following is true as the key elements of a wise Crowd based on the material we have covered? Group of answer choices (A) Agreement of opinions: crowd workers tend to agree on everything. (B) Independence of opinion: crowd workers generate their opinions independently of those around them. (C) Crowd clone: crowd workers have independent but consistent opinions due to the fact that they have the same or similar knowledge and background. (D) Diversity of opinion: crowd workers tend to form different opinions based on their diverse and yet private information. (E) Decentralization of opinion: crowd workers draw local knowledge to generate their opinions