Some events cannot occur together because the occurrence of one event makes the occurrence of the second event impossible. Such events are called

A type of m-commerce that simply involves sending a text message is known as ________

A) predictive marketing B) spam C) short-message system marketing D) telemarketing E) e-commerce

Which of the following is NOT true of the Sophists?

A) They were masters of rhetoric and reasoning. B) They established a model for today's lobbyists. C) They gathered in the amphitheaters to extol the virtues of political candidates. D) They were not elected to leadership positions because they were good speakers.