Hello, please can someone help me for questions a, b and c please .
Thanksss

The face of a company is often that of the lowest paid employees who meet the customers. select one: true false

In macroeconomics, to study the aggregate means to study blank

Which of the following statements about nonverbal communication is most accurate? a. the meanings of some gestures can vary among cultures b. the way an e-mail, letter, memo, or report looks can have either a positive or a negative effect on a receiver c. the manner in which we structure and use time can reveal our personalities and attitudes d. all statements are accurate