How do gross rating points (GRPs) differ from target ratings points (TRPs)?
A. TRPs are calculated using average frequency figures, and GRP is not.
B. TRPs calculations do not include waste coverage, and GRPs calculations do.
C. TRPs use a duplicated reach estimate, and GRPs do not.
D. TRPs are used when selecting broadcast media, and GRPs are used for selecting print media.
E. The two terms are synonymous.
Answer: B.