Which feature is not characteristic of etruscan depictions of human figures?

Serene detachment is not a characteristics of Etruscan human figure depictions. Also realistic detail was not achieved was because the Etruscan preferred fierce and bold sculptures and were not worried with exact proportion. They used Sculptures to convey wealth, well-being and strength. Most Etruscan art is funeral as they had a strong belief in the afterlife.

It should be classical period