Ben Is a Salesperson for a Company That Manufactures Gardening

Ben is a salesperson for a company that manufactures gardening equipment.Why does Ben most likely insist on mailing his retail customers,birthday,holiday,and special occasion cards containing seed packs?

A) To encode his message of service
B) To show his appreciation of his customers
C) To create word-of-mouth advertising
D) To express non-verbal communication
E) To meet customers' supply needs