Test Misunderstandings as fuel for conflict

1st QUESTION: What is the main catalyst for labor tensions and conflicts according to the text?

In the original idea that the sender wants to communicate
At the time the message is sent
In the interpretation of the receiver, who filters it through his experiences and prejudices
In the response and feedback phase

From the receiver, who has to make an effort to understand
It depends on the context, there is no clear person responsible
Of the person who holds a higher position
From the sender, who must strive to be clear and find new ways to communicate if necessary