About this resource:
understanding that the elements of a sign can be arbitrary (for example, the handshape or movement of the sign WHY), or meaningful, such as the movement and the handshape in the sign GIVE
About this record:
http://rdf.australiancurriculum.edu.au/elements/2018/05/81b2b7b4-3ffa-46cc-bc5b-8a9504b5d05c.rdf