Which of these types of communication occurs least often in an organization?

Which of these types of communication occurs least often in an organization?
 A) one-on-one communication
  B) communication before the entire organization
  C) communication with a team
  D) communication within a department or division

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Question 2 - Historically a discrepancy exists between the pay for women and men of equal qualifications. Which statement most accurately describes this inequality?
 A) Although the pay discrepancy between men and women used to be quite large, it is nonexistent today.
  B) Despite threats of legal action, women still make significantly less than men of equal background.
  C) So much has been done to correct this discrepancy that women, on average, earn more than men of equal qualifications.
  D) The discrepancy in pay has shifted back and forth the last three decades; that is, sometimes women are paid more and sometimes men are paid more.
  E) Women and men of equal qualifications have, for the past two decades, made approximately the same amount of money from similar occupations.

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Question 3 - How do full-service wholesalers and limited service wholesalers differ? How do general merchandise wholesalers, limited-line wholesalers, and speciality-line wholesalers differ in the products they carry?