Respuesta :
This is an example of unforeseen. For it is an adverse situation that had not been foreseen.
What is an unforeseen event?
- It's an unexpected event.
- It is something that prevents an action from happening.
- It usually promotes a negative situation.
Juanita was ready to email her teacher. However, an unexpected situation prevented her from being able to send this email. This situation had a negative outcome and delayed Juanita's goals. This is an example of unforeseen.
More information about unforeseen situations at the link:
https://brainly.com/question/25656275
Answer: Medium
Explanation: It is a medium barrier as the communication channel is blocked.