The purchasing pattern of an individual never change

________ refers to how many people were exposed to a brand through a promotional effort and ________ refers to how many times they were exposed

A) Reach; exposure B) Reach; efficiency C) Reach; frequency D) Efficiency; frequency E) Efficiency; synergy

Concerns over chemical hazards, the need to identify hazardous chemicals in the workplace, and a desire to require supervisors to inform employees of the chemicals they might be exposed to led to ________ laws

A) right-to-work B) right-to-employ C) right-to-know D) rights and ethics E) right-to-inform