Worldwide spending on outdoor advertising amounts to about ________ of total ad spending.
A) 1%
B) 2%
C) 4%
D) 6%
E) 10%
Answer: D) 6%
Worldwide spending on outdoor advertising amounts to about ________ of total ad spending.
A) 1%
B) 2%
C) 4%
D) 6%
E) 10%
Answer: D) 6%