According to Katherine Rowan's Theory of Informatory and Explanatory Communication, which of the following topic areas is best suited for an informatory presentation?

Beliefs and/or values are easier to change than attitudes

Indicate whether the statement is true or false

Suggestions for achieving __________ in speaking style include: Be economical, use specific terms and numbers, and use short, familiar terms

a) vividness b) clarity c) appropriateness d) forcefulness