Paul Was Standing for Election for a Major Role on His

Multiple Choice

Paul was standing for election for a major role on his school's governing cabinet. Before giving his speech to the whole school, he conducted an audience analysis which showed that around twenty percent of the school was never going to vote for him whatever he said, while thirty percent were generally in favor of what he said, and the rest were undecided or wavering. What percentage of the school did he decide should be his target audience?

A) 100%
B) 50%
C) 30%
D) 20%