What conventions of Fauvism does The Red Room by Henri Matisse exhibit?

A. Matisse uses warm and cool colours and models the objects to create a sense of form.
B. The painting has an overall decorative-pattern effect and flattened sense of space.
C. The painting demonstrates the use of perspective and has a deep sense of space.
D. The woman's loneliness reflects Matisse's political views and feelings about World War 1 and 2.