Which of the follow are operational advantages to a standalone sales tool wine list versus one ...

Which of the follow are operational advantages to a standalone sales tool wine list versus one positioned as an oenophilic gateway?
 
  a. The standalone wine list is cheaper and easier to print because they are shorter in length.
  b. The standalone wine list may decrease labor cost because servers do not have to be hired or trained specifically on wine knowledge and salesmanship.
  c. Because of the more prevalent use of tasting notes and taste descriptors, the standalone wine list generally has more credibility than oenophilic gateways.
  d. Both A and B are advantages.
  e. Both B and C are advantages.