Lacey Abrams Is the Sales Representative for the Brook Park

Multiple Choice

Lacey Abrams is the sales representative for the Brook Park Zoo.She sells events,such as wedding receptions,corporate dinners,and fundraisers,that are held on zoo grounds.She has just finished negotiating all the details of Anne Mason's upcoming wedding reception with her and is ready to close the sale and ask Anne to sign the contract.
-Because Lacey sells a service and not a product it is vital that:

A) she use proof devices to sell the event
B) she be on the scene when delivery is made
C) she not charge sales tax
D) she talk Anne into buying something Anne doesn't really need
E) she work closely with the events manager to ensure perfect execution of the event