Rocko's Is a Sandwich Shop Located Just Off an Exit

Multiple Choice

Rocko's is a sandwich shop located just off an exit of a heavily traveled interstate.The owner would like to purchase billboard advertising on the interstate just before the exit,wants to achieve a consistent and relatively permanent presence on this heavily traveled interstate,and is willing to commit to a multi-year period for this advertising.Which type of billboard advertising should he purchase?

A) 8-sheet poster
B) 20-sheet poster
C) 30-sheet poster
D) painted bulletin
E) permanent bulletin