It's precisely because consumers are frustrated with television and Internet advertising (and, more important, avoidable with the help of technology) that marketers need to seek out ways of reaching people with ads that are acceptable and even agreeable (not to mention uninterruptible).

A. consumers are frustrated with television and Internet advertising
B. television and Internet advertising is frustrating to consumers
C. of consumer frustration with television and Internet advertising
D. consumers find television and Internet advertising are frustrating
E. television and Internet advertising frustrates consumers