Which of the Following Is True Regarding the Legality of Katie's

Multiple Choice

Which of the following is true regarding the legality of Katie's arrangement that if a store carries her line of scuba gear,it must also carry her line of wet suits?

A) It is per se illegal.
B) If the tying arrangement leads to competitive harm,the court will likely find the arrangement to be illegal.
C) The agreement is legal only if use of the wetsuit enhanced the performance of the scuba gear,which is unlikely.
D) It is legal.
E) It is legal unless the items at issue may not be used together.