I am also questioning the difference between answers D and E. I can see why D must be true. However, since J is never at week 4, T cannot be visited more than two times within the seven day range. Am I missing something here?

Hi smart folks, I chose choice "A" for this reason: AG artists intend to challenge mainstream and initiate change. **Some collectors claim a popular AG piece in its own time is successful .** Mainstream does not change over a short period. Conclusion: AG work is popular --> unsuccessful...