Question Options :
a. Face-to-face
b. Telephone
c. Electronic mail
d. All of the above
Answer:
d. All of the above
Step-by-step explanation:
Human relations approach also termed new classical approach aims to install the human factor in organizational processes most importantly communication.
In the above question, Karen may use any of the listed approaches or means of communication to reach out to Bob in the assembly line and deliver her message to him as they don't contradict the human relations approach to communication.