The given statement is true.
Explanation:
In the given context Carrie is using non verbal communication to regulate interaction. When two person are in conversation and one of them is not confident enough or pretty much sure about answering or reacting in a question or in a situation at that time he used to follow sign languages in terms of eye contact occasionally or nodding intently or sometimes ask question to the speaker.
Non verbal communication is popular to regulate interaction in an effective way where verbal communication is not working properly due to lack of confidence or little knowledge.
The answer is : monocular depth
Monocular depth affect the perception that is held by an individual on<u> how far an object is located based on how big</u> the object look like in that individual's vision.
When the driver cross the railroad, the driver most likely thought that the train is still located far away form him/her because it looks small in the driver's perception. He misjudge it and caused the crash in the end.
the stuff you doing is not easy you need to ask your teacher to help you