What type of study does this notation describe: R O1 X O2?

The text relays that the most creative piece of ad copy is not worth anything if it does not do this:

a. entertain b. work with the image c. persuade to action d. win awards

Effectively organize research materials and choose the most useful ones The ordering of quotes in a speech is unimportant, as long as all the important quotes are used.

Answer the following statement true (T) or false (F)