As explained in your textbook, the credibility of a speaker before he or she starts to speak is called credibility.

Initial

Explanation:

As explained in the textbook, the credibility of a speaker before he or she starts to speak is called "initial" credibility.

"Initial Credibility" refers to the credibility which one has before commencing his or her speech. This type of credibility usually bases on the reputation and credentials of the speaker.

the secretary of state, appointed by the president with the advice and consent of the senate, is the president's chief foreign affairs adviser. the secretary carries out the president's foreign policies through the state department and the foreign service of the united states.

6.3%

explanation:

the acceptance rate for yale university is 6.3%. this means that only 6 percent of people who apply actually get accepted!