PSE typically stands for "Pidgin Signed English," which refers to a form of sign language that incorporates elements of both American Sign Language (ASL) and English word order. Therefore, the correct response from your options would be:
- a communication system that uses English word order.
This system is designed to facilitate communication between deaf and hearing individuals by using signs that are somewhat based on ASL but structured in a way that aligns more closely with English grammar and syntax.