Final answer:
The Funerary Head (mma) from the Asante Kingdom in Asante, Ghana is made primarily of terracotta, which was a common material used for such artifacts before brass became more prestigious.
Step-by-step explanation:
The medium of the Funerary Head (mma) from the Asante Kingdom in Asante, Ghana is primarily terracotta. This historic item reflects the workmanship of the period and indicates materials typically used in funeral practices. Historians suggest that the terracotta heads, appearing less refined with fuller features such as a wider nose and larger eyes, may have been used to store the coral or served as original designs for models. Over time, brass became a more prestigious material, indicating a shift in artistic preference and the status of the individual being memorialized.