The Parents of a Young Girl with Dwarfism Have Visited

The parents of a young girl with dwarfism have visited her school. There they talked to the students about dwarfism and have helped the teacher adapt the classroom to make it more accessible to her by placing shelves and material at a lower level than is standard so that she can do everyday activities independently. This is an example of:

A) Serving as a cultural broker
B) The use of proxemics in communication to support development
C) Building a developmental niche
D) How an egalitarian viewpoint may impact parental behavior