It is Proofreading, it can't be revising because your not actually changing anything, your just looking for the errors.
Answer:
1. The most significant barrier to communicating across cultures in a face to face environment is the facial expressions. Sometimes the gestures as well as facial expressions can convey another message rather than the actual message.
2.The most significant barrier to communicating across cultures in a face to face environment is the facial expressions. ... The communication with an individual from another culture occurs more difficult in the virtual method as although there is language problem but there is also difficulty in understanding
3.You can evaluate whether your message is being understood by one or more of the following: Ask the receiver: “Tell me what you just heard.” Ask the receiver to do something in response to the message. ... The quality of the response should be a good indicator of whether the message was properly received.
Explanation:
thats my answer
What video? If your going to post a question you need to be more specific
The last sentence is the correct one.
